| 单词 | pentagon |
| 例句 | For some reason, knowledge of a solid called the dodecahedron having twelve pentagons as sides seemed to them dangerous. Cosmos 1980-01-01T00:00:00Z In the middle of the room five display cases form a pentagon. Paper Towns 2008-10-16T00:00:00Z “Watch out for a place that looks like a pentagon,” Mary Anne said. The Great Santini 1976-01-01T00:00:00Z First, I pulled a striped green seersucker for my center pentagon, put a piece of strawberry-print cotton on the longest side, and kept going until I had my own perfectly mixed-up square. Hope Springs 2021-08-10T00:00:00Z I watched as she used the rotary cutter to cut a pentagon shape, sewed different scraps together around the pentagon’s edges, and ironed after each seam. Hope Springs 2021-08-10T00:00:00Z His penchant was for textured synthetic fabrics, often featuring some geometric design like diamonds or pentagons. Native Speaker 1995-01-01T00:00:00Z Nestled within the lines of the star is a pentagon. Zero: The Biography of a Dangerous Idea 2000-02-07T00:00:00Z Connecting the corners of that pentagon with lines generates a small, upside-down, five-pointed star, which is exactly the same as the original star in its proportions. Zero: The Biography of a Dangerous Idea 2000-02-07T00:00:00Z This star, in turn, contains an even smaller pentagon, which contains a tinier star with its tiny pentagon, and so forth. Zero: The Biography of a Dangerous Idea 2000-02-07T00:00:00Z For “Buckyball,” Mr. Villareal applied concepts of geometry and mathematical relationships inspired by Fuller to produce two nested geodesic sculptural spheres made up of LED tubes arranged in pentagons and hexagons. Inside Art: Van de Velde War Painting From 1600s Goes on Sale 2012-06-28T21:19:04Z A helmet and a pentagon carved from wood, as well as a crutch, feature in these brawny pieces, which also incorporate chains, sand bags and metal cables. In the galleries: Experimenting with a classical sensibility 2016-01-21T05:00:00Z One of my favorites is an untitled work that features a plushy five-point star in shades of light brown enclosed in a red pentagon that fades to pink. 3 Art Gallery Shows to Explore From Home 2020-04-02T04:00:00Z The fields of gray and tan are defined by simple forms, including perfectly centered circles and eccentrically placed pentagons and triangles. In the galleries: Getting ‘Personal’ at King Street 2015-11-13T05:00:00Z Love triangles, trapezoids and pentagons quickly collapse into existential loneliness and supernatural weirdness. Perspective | A hotel room more interesting than the cosmos: In praise of the downsized concept album 2017-05-09T04:00:00Z “The pentagon represents strength and stability, and the pixels are zipping through it, creating energy for the future.” | Westchester: ‘Ossining in 3D: Bicentennial Sculpture Exhibit,’ On View in Ossining 2013-05-31T23:02:55Z Among them is Eric Stein’s vibrant red “Untitled,” a composition of 8-by-8-inch steel tubing segments welded into zigzagging forms that include a pentagon and an arm that shoots up over 12 feet. | Westchester: ‘Ossining in 3D: Bicentennial Sculpture Exhibit,’ On View in Ossining 2013-05-31T23:02:55Z He experimented with irregular frames instead of rectangles, using pentagons, hexagons, tondos and asymmetrical lozenge-shaped canvases arranged on the wall in little archipelagoes. Review | Lucio Fontana slashed his canvases with a knife. Was it a gimmick or something more? 2019-01-24T05:00:00Z The vision involves developing human capital, the digital economy and inclusivity and sustainability, he said, referring to it as the "pentagon strategy". Hun Sen's son aims to make Cambodia high-income country by 2050 2023-09-04T04:00:00Z Thin striped legs extend from each point of the pentagon. Fundamentals of Biology 2015-01-01T00:00:00Z “Saw a pentagon report saying that ⅓rd of the force is being used to invade,” he wrote. War, Weapons and Conspiracy Theories: Inside Airman Teixeira’s Online World 2023-05-06T04:00:00Z “Saw a pentagon report saying that ⅓rd of the force is being used to invade,” the user wrote. Airman Shared Sensitive Intelligence More Widely and for Longer Than Previously Known 2023-04-21T04:00:00Z They could arrange four hat tiles into a hexagonlike structure, two tiles into a pentagon and another combination of two tiles into a parallelogram. Newfound Mathematical ‘Einstein’ Shape Creates a Never-Repeating Pattern 2023-04-10T04:00:00Z Karen Viglione Lauterwasser despairs over errors “like calling the divisions in a hockey game quarters or having a pentagon shaped table with six chairs.” Perspective | What readers hate most in books — from dreams to italics 2023-02-08T05:00:00Z If the loop encompasses two adjacent pentagons, then the tile returns to the starting point rotated 120 degrees. A New Puzzle Turns Earth Into a Rubik’s Cube, But More Complex 2023-01-01T05:00:00Z The circles represent End Devices, and the pentagons represent Routers. What is Thread and how will it help your smart home? 2022-07-29T04:00:00Z A pentagon is formed by placing an isosceles triangle on a rectangle, as shown in the diagram. Calculus, Volume 3 2016-03-30T00:00:00Z A dodecahedron is a Platonic solid with a surface that consists of 12 pentagons, each of equal area. Calculus, Volume 1 2016-03-30T00:00:00Z A regular pentagon is inscribed in a circle of radius 12 cm. Algebra and Trigonometry 2015-02-13T00:00:00Z But now one of the points of the pentagon is changing: Horseback riding will be replaced by obstacle course racing, the sport’s international federation announced Monday. Modern Pentathlon Trades Horses for an Obstacle Course 2022-05-02T04:00:00Z The bedroom is shaped like a pentagon and the sitting room with built-in shelving is the shape of a right triangle. Unusual Potomac, Md., house set in the woods offered at $2.9 million 2022-04-15T04:00:00Z If the perimeter of the pentagon is 10 in., find the lengths of the sides of the pentagon that will maximize the area of the pentagon. Calculus, Volume 3 2016-03-30T00:00:00Z By how much does the surface area of a dodecahedron increase as the side length of each pentagon doubles from 1 unit to 2 units? Calculus, Volume 1 2016-03-30T00:00:00Z Then the love triangle becomes a square — or is it a pentagon at this point? 'Emily in Paris' is back. Let's break down Season 2's most deliciously basic moments 2021-12-22T05:00:00Z Accordingly, the latter have formed into a shape like a pentagon and the former are forming a shape like an octagon. Jupiter's Great Red Spot isn't just wide — it's deep, too 2021-11-02T04:00:00Z The marketing team had the idea to place the image in the shape of a pentagon, representing the building in Arlington struck by one of the four hijacked planes. How a Maryland punter from New York launched his team’s effort to commemorate 9/11 2021-09-10T04:00:00Z In their letter, the senators urged for the hearings to be transparent and include top officials from the state department, the pentagon and the intelligence community. Exclusive: GOP senators demand public hearings before voting to repeal Iraq War authorization 2021-06-21T04:00:00Z It’s the pentagon shape, basically, with three central midfielders, two wide forwards and a striker. Europa League: Arsenal v Olympiakos, Dinamo Zagreb v Tottenham – live! 2021-03-18T04:00:00Z In that case, I was actually studying a surface made from two pentagons, which you can see in my viral dance video. Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z His lapel was adorned with five gold stars, arranged in a pentagon shape, unlike some of his predecessors, who wore their stars in a row. Alex Villanueva, who beat long odds in historic election upset, sworn in as L.A. County sheriff 2018-12-03T05:00:00Z Picture an upright column with five sides: two pentagons, one at the top and one at the base, attached point-to-point by five lines. We Are All Scutoids: A Brand-New Shape, Explained 2018-07-30T04:00:00Z Available on the new version Chrome Soft ball, the latest Truvis Stars & Stripes pattern displays a mixture of blue pentagons with stars and red-and-white striped pentagons. Callaway Truvis adds Stars & Stripes to Chrome Soft ball lineup - Golf Digest 2018-05-15T04:00:00Z What happened next: Having exhausted both his "phone a friend" and "ask the host" lifelines, the contestant then used his 50:50, leaving him with pentagon and octagon. Ask The Host: Does Millionaire's new lifeline work? 2018-05-09T04:00:00Z It's a beautiful result, and I wanted to generalize it to the regular pentagon. Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z That said, I worry that Mattis' days at the pentagon are numbered. Can Jim Mattis Hold the Line in Trump’s ‘War Cabinet’? 2018-03-26T04:00:00Z Here, the faces are still regular polygons—equilateral triangles, squares, regular pentagons, and so on—but they will mix two or more shapes together. A Few of My Favorite Spaces: The Pseudo-Rhombicuboctahedron 2018-03-31T04:00:00Z Here you have a convex shape in the plane, like an oval, square or pentagon. The Hidden Depth in Math's Simple Puzzles 2018-01-17T05:00:00Z The tetrahedron, octahedron, and icosahedron are made of four, eight, and twenty, respectively, equilateral triangles, the cube of six squares, and the dodecahedron of twelve regular pentagons. Justin Curry's Favorite Theorem 2017-12-09T05:00:00Z He told me that he liked my video about the double pentagon surface, and that we should work together to understand billiards on the regular pentagon billiard table. Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z But, he adds it was a "clear oversight" in the beginning to construct it without the iconic black pentagon detail. New signing? Fan kicks off over football 2017-10-31T04:00:00Z It has Acura’s new “diamond pentagon grille,” a more sharply sculpted hood and front fenders. Big sellers like Toyota Camry, Ram getting updates in 2018 2017-09-05T04:00:00Z The Truvis golf ball, which features colored pentagons arranged in a pattern designed to improve visibility and concentration, will be offered with green pentagons. Can a golf ball that looks like a soccer ball help save high school sports? - Golf Digest 2017-08-29T04:00:00Z Would the pentagon’s refusal to obey the president’s orders constitute a rebellion? Don't pin your hopes on military generals saving the world from Trump | Joe McLean 2017-08-21T04:00:00Z The first things I made were coasters -- plastic pentagons about 5 inches across, engraved with periodic billiard trajectories. Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z One way we could unfold the pentagon would be by following a trajectory on the pentagon, like we did with the rectangle. A Few of My Favorite Spaces: A 6-Holed Torus 2017-08-05T04:00:00Z The One Top is shaped like a pentagon with soft corners. BuzzFeed made a smart hot plate that syncs with its viral cooking videos 2017-07-27T04:00:00Z And the circular jaguar crest at its center could be imagined as if it’s the animal’s snout, flanked by a pentagon that borrows from the F-type intakes and tapers into a mean lower lip. The Jaguar F-Pace has the face of a wildcat 2017-07-24T04:00:00Z Would they move against the pentagon to put down the “rebellion?” Don't pin your hopes on military generals saving the world from Trump | Joe McLean 2017-08-21T04:00:00Z Recently, she has been making jewelry, clothing, coasters, and other objects based on her research involving billiard trajectories in pentagons. Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z So I started with a single pentagon, and I I labeled the edges to help with my bookkeeping. A Few of My Favorite Spaces: A 6-Holed Torus 2017-08-05T04:00:00Z A better-known way to define it now starts with a dodecahedron, a shape made of twelve pentagons. A Few of My Favorite Spaces: The Poincaré Homology Sphere 2017-06-04T04:00:00Z “Two plus three is five. Five is the pentagon.” Perspective | At this Maryland vinyl fest, the wax will never wane 2017-05-22T04:00:00Z So far, there is not much to do in the eleVR world, apart from exploring tilings made of geometric shapes such as pentagons and dodecahedra. Mathematicians create warped worlds in virtual reality 2017-03-20T04:00:00Z Did you love them before they got to be such a big part of your work, or did your love for pentagons grow as you researched them more? Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z In the end, I had five copies of a double pentagon. A Few of My Favorite Spaces: A 6-Holed Torus 2017-08-05T04:00:00Z She was there at the pentagon for 9/11 and the Oklahoma City bombing where a daycare was hit. Minnesota volunteer, 86, shows no sign of slowing down 2017-01-09T05:00:00Z Form a pentagon shape with your shoulders and arms, like the shape of home plate in baseball. Tips From the Best Young Teachers In America 2016-17 - Golf Digest 2016-10-21T04:00:00Z The notion that they constitute an ethno-racial pentagon along with African Americans, Asian Americans, Native Americans and non-Latino whites is a dubious social construct of very recent pedigree. We don’t need a national Latino museum 2016-09-23T04:00:00Z This is not why I studied the pentagon. Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z The pentagon unfolds into a genus six surface, or a six-holed torus. A Few of My Favorite Spaces: A 6-Holed Torus 2017-08-05T04:00:00Z The screens are tall and wide, arranged side by side in a pentagon. The Time I Went on Border Patrol in a Virtual Reality World 2016-09-12T04:00:00Z It sits atop a pentagon with the words "We Will Never Forget" and is accompanied by plaques listing donors and describing what happened that day. 9/11 anniversary marked across Southland, including new memorial 2016-09-11T04:00:00Z It sits atop a pentagon with the words "We Will Never Forget" and is accompanied by plaques that recall what happened on that day and a list of donors. Huntington Beach to unveil 9/11 memorial 2016-09-08T04:00:00Z The main reason to study it is that it's, in some sense, the "next-simplest" regular polygon after the square — after all, a square has 4 sides and a pentagon has 5. Diana Davis’s Beautiful Pentagons 2020-05-23T04:00:00Z Even though a solitary pentagon seems far removed from a big, complicated surface like that, a particle flowing on either surface would have the same behavior. A Few of My Favorite Spaces: A 6-Holed Torus 2017-08-05T04:00:00Z The diagram shows five circles placed at the corners of a pentagon. Did you solve it? Are you smarter than a British 11 year old? 2016-05-09T04:00:00Z Because of math, the old keyboard rolled up into a square, but the new keyboard rolls up into a pentagon. New LG Rolly Keyboard 2 has five rows of keys 2016-04-15T04:00:00Z The key, literally, was using the five numbers arranged around the pentagon in the picture. Crypto-challenge: the answers - BBC News 2016-04-03T04:00:00Z The Russian Ministry of Defense rejected the pentagon's claim Wednesday that Russian aircraft hit two hospitals in Aleppo saying that it was U.S. aircraft that operated over the city Wednesday. Saudi Arabian state television is quoting a military spokesman describing the kingdom's offer to send ground troops into Syria as an "irreversible decision." 2016-02-11T05:00:00Z In 2012, her excellent video about cutting sequences on the double pentagon won the physics and math category in the Dance Your PhD contest. Math on the Run 2015-11-18T05:00:00Z Joy as mathematicians discover a new type of pentagon that can cover the plane leaving no gaps and with no overlaps. Physics Week in Review: August 22, 2015 2015-08-22T04:00:00Z Until last month, there were 14 such patterns with convex pentagons that we knew about. A New Way To Tile Your Floor (If You Like Pentagons) 2015-08-06T04:00:00Z The master bedroom suite is shaped like a pentagon, with a vestibule leading to changing rooms, bathrooms and a reading room. Billionaire’s Sprawling Compound Challenges a Village’s Mellow Ethos 2014-03-17T19:56:32Z The pentagons form cages around inward pointing side chains to stabilize the structure. [Report] An Antifreeze Protein Folds with an Interior Network of More Than 400 Semi-Clathrate Waters 2014-02-13T19:26:12.020Z In the 1930s, Michael Goldberg designed a family of highly symmetric spherical forms consisting of hexagons and pentagons. Mathematical Impressions: Goldberg Polyhedra [Video] 2013-06-25T19:15:00.150Z It becomes only the 15th type of pentagon known that can do this, and the first discovered in 30 years. Physics Week in Review: August 22, 2015 2015-08-22T04:00:00Z Regular hexagons work, too, but not a regular pentagon. A New Way To Tile Your Floor (If You Like Pentagons) 2015-08-06T04:00:00Z The geometry of the pentagon precludes wallpaper patterns with five-fold symmetry; the same is true for seven- and higher-fold rotations. How to Make Impossible Wallpaper 2013-03-08T16:15:00.573Z There also is a Marjorie Rice pentagon, named for an amateur mathematician whose tessellation discoveries were later confirmed by professionals. Math museum adds up for kids 2013-01-22T22:07:43Z How many ages were required for the ocean to quarry these grains of sand, which under a glass, become cubes and pentagons as goodly as the stones of Venice? A Breeze from the Woods, 2nd Ed. 2012-04-23T02:00:29.820Z Thirty miles west of Prairie Du Chien, he found a circle enclosing a pentagon, which in its turn enclosed another circle, within which was a conical truncated mound. Ophiolatreia An Account of the Rites and Mysteries Connected with the Origin, Rise, and Development of Serpent Worship in Various Parts of the World 2012-03-01T03:00:28.303Z This is bounded by twelve pentagonal faces, but these are not regular pentagons, and the angles over the three sets of different edges are different. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z When a card comes over the topmost side of the pentagon the levers drop; but those pins only which enter through the holes in the card affect the pattern which is being worked. Knowledge is Power: A View of the Productive Forces of Modern Society and the Results of Labor, Capital and Skill. 2011-12-24T03:08:00.833Z “Capella is at one corner of a five-sided figure, called a ‘pentagon.’ The Star People 2011-11-06T02:00:16.133Z For example, this picture of the noble window in the choir of Lincoln Cathedral shows the use of the square, hexagon, and pentagon. The Teaching of Geometry 2011-10-12T02:00:52.133Z Just looking at Penrose's pattern, one sees plenty of pentagons and decagons. Discoverer of 'Impossible' Crystals Gets Chemistry Nobel—And Last Laugh 2011-10-05T18:26:41Z The regular dodecahedron of geometry, contained by twelve regular pentagons, is not a possible form in crystals. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z This side being known the decagon can be constructed, and if the vertices are joined alternately, leaving out half their number, we obtain the regular pentagon. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z Find the tip of the left horn of Taurus, the Bull, and you will have another corner of the pentagon, and at the same time the right foot of Auriga. The Star People 2011-11-06T02:00:16.133Z In the porch of the same cathedral, shown in the next illustration, the architect has made use of the triangle, square, and pentagon in planning his ornamental stonework. The Teaching of Geometry 2011-10-12T02:00:52.133Z But pentagons won't work; there will always be gaps between them. Discoverer of 'Impossible' Crystals Gets Chemistry Nobel—And Last Laugh 2011-10-05T18:26:41Z Surrounding the pentagon is a border of 40 yellow stars, representing the people who died when Flight 93 crashed in Pennsylvania. City Room: State Reveals Official Sept. 11 Memorial Flag 2011-09-06T22:44:55Z Once the regular pentagon is inscribed, it is easy to circumscribe another by drawing tangents at the vertices of the inscribed pentagon. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z The weak points of this trace, due to its being arranged on a small pentagon, are that the terreplein or interior space of the bastions is rather cramped, and the salient angles too acute. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 6 "Foraminifera" to "Fox, Edward" 2011-04-22T02:00:08.637Z The construction of the regular pentagon requires the dividing of a line into extreme and mean ratio, and this problem is commonly assigned to the Pythagoreans, although it played an important part in Plato's school. The Teaching of Geometry 2011-10-12T02:00:52.133Z Smith also had the fort increased by three acres and had a pentagon made of it. The Pocahontas-John Smith Story 2011-04-15T02:00:20.537Z Octagonal fonts are also known, though uncommon; hexagons are even less common, and pentagons very rare. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" 2011-04-03T02:00:20.883Z To construct a regular pentagon, we find it convenient first to construct a regular decagon. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z Meantime, former Senator Alan Simpson, co-chairman of a White House panel budget reform, said Social Security, Medicare, Medicaid and the pentagon need reining in, the Wyoming Republican said Feb 6. Budget Deficit in U.S. Rose to $49.8 Billion 2011-02-10T19:28:15Z For example, how many diagonals must be drawn in order to make a quadrilateral rigid? to make a pentagon rigid? a hexagon? a polygon of n sides. The Teaching of Geometry 2011-10-12T02:00:52.133Z "Draw, at once, a pentagon, or five-pointed star, or King Solomon's seal, on a piece of white paper, and let such a sailor, if he be on board, stab it through the centre." The Pobratim A Slav Novel 2011-01-11T03:00:27.460Z Something seems to tell me that he’ll never again ascend the mound and shoot the horsehide over the pentagon.” Lefty Locke Pitcher-Manager The angle in the regular pentagon equals 6⁄5 of a right angle. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z The shape of the tower is not always a regular pentagon, but inclines to take that form. Old Farm Fairies: A Summer Campaign In Brownieland Against King Cobweaver's Pixies The purpose of this problem is to prepare for the construction of the regular decagon and pentagon. The Teaching of Geometry 2011-10-12T02:00:52.133Z One is that it makes a beautiful pentagon, or five-sided figure, with its five brightest stars. Earth and Sky Every Child Should Know Easy studies of the earth and the stars for any time and place The vaulting of the most easterly bay connects with that of the pentagon, thus leaving three remaining bays to vault; two form a sexpartite vault, and the third, nearest the transept, a quadripartite. Cathedrals of Spain Rectilineal figures are divided into triangles, quadrangles, pentagons, etc., on the ground of differences in the number of angles. Logic, Inductive and Deductive In every direction the gigantic mirror is flawed till it is like a huge mosaic, formed of millions of tiny dice, pentagons, and many-sided prisms, and whose surface is of glass. Timar's Two Worlds Thus we speak of a pentagon but not of a tetragon or a trigon, although both words are correct in form. The Teaching of Geometry 2011-10-12T02:00:52.133Z But Yb may be expanded into a pentagon, hexagon, or polygon; and Xb then may have five, six, or many spurs. The Stones of Venice, Volume I (of 3) Its Roman name was Anderida, the walls enclosing an irregular oval, the castle within being a pentagon, with towers at the angles. England, Picturesque and Descriptive A Reminiscence of Foreign Travel As at Gollegã from the outer side of this moulding large cusps project, one on each side, while in the middle it rises up in two curves forming an irregular pentagon with curved sides. Portuguese Architecture All can feel the impracticability of the Hubongramillposanfy numeration, and the absurdity of the equality of contour of a regular pentagon and hexagon in one and the same circle. A Budget of Paradoxes, Volume II To him or to his school seems also to have been due the construction of the regular pentagon and of the five regular polyhedrons. The Teaching of Geometry 2011-10-12T02:00:52.133Z Hence he was led to compare the orbits of the other planets’ circles described in pentagons and hexagons. The Martyrs of Science, or, The lives of Galileo, Tycho Brahe, and Kepler And he stood in the middle of the pentagons and the crossed triangles and the circles and went through all sorts of strange and secret rites, but all to no purpose. The Sleeping Beauty It is a rough pentagon with each side measuring about five feet. Portuguese Architecture That is, four times the chord of an arc is the chord of four times the arc: and the sum of four sides of a certain pentagon is equal to the fifth. A Budget of Paradoxes, Volume II Bouvard, with his head thrown back, followed with difficulty the angles, quadrilaterals, and pentagons, which it is necessary to imagine in order to make yourself at home in the sky. Bouvard and Pécuchet A Tragi-comic Novel of Bourgeois Life The form of the fort was a pentagon. Reminiscences of Forts Sumter and Moultrie in 1860-'61 Then he rose again and drew pentagons on the rocky floor of his cave, and crossed triangles and circles bordered with all the signs of the Zodiac. The Sleeping Beauty Each outward projection of this round moulding ends in a large finial, so that there are five in all, one to each cusp and three to the pentagon. Portuguese Architecture I would draw a circle with a pentagon, and make my suffumigation within it, while you kept the demon at bay with a drawn sword. Red Cap Tales Stolen from the Treasure Chest of the Wizard of the North Five sticks were run into the earth, about sixteen yards apart, the lines between them forming the sides of a pentagon, with one stick in the centre. Ernest Bracebridge School Days Then he dozed again through the slow inscribing of the magical pentagon. The Status Civilization These angles are the fundamental ones of the pentagon square, and equilateral triangle—respectively 108°, 90°, and 60°. The Continental Monthly , Vol. 2 No. 5, November 1862 Devoted to Literature and National Policy Beyond this moulding a plain flat band runs up the jambs and round the top cutting across the base of the cusps and of the pentagon. Portuguese Architecture The Circlet is a very striking group forming a pentagon. A Field Book of the Stars Within this irregular pentagon, a mile and a quarter in circumference, are churches, palaces, museums, and other public buildings. From Pole to Pole A Book for Young People The pentagon is a figure with five equal sides, and if inscribed in a circle will touch its circumference at five equidistant points. The Theory and Practice of Perspective A figure of five sides is called a pentagon, of six sides a hexagon, of eight sides an octagon. The Atlantic Monthly, Volume 05, No. 28, February, 1860 In rounders the bases are five in number and the field a pentagon in shape. Base-Ball How to Become a Player Below Aries may be seen the characteristic pentagon in the head of Cetus, the Whale. A Field Book of the Stars The pulpit against the fourth pier on the north side, counting from the rood screen, is new, decorated with pentagonal diaper work—pentagons being apparently particularly attractive to Lord Grimthorpe. Bell's Cathedrals: The Cathedral Church of Saint Albans With an Account of the Fabric & a Short History of the Abbey Then line 2 4 will be one of the sides of the pentagon, which we can measure round the circle and so produce the required figure. The Theory and Practice of Perspective The chapel is a pentagon in plan, and has two windows, while a third opens into the Lady Chapel through the screen. Bell’s Cathedrals: The Cathedral Church of Hereford, A Description Of Its Fabric And A Brief History Of The Episcopal See The fort was built in the form of a pentagon, with a sort of sea-gate opening on the bay, for the easy launching of the pinnaces. On the Spanish Main Or, Some English forays on the Isthmus of Darien. The head of the beast is characterized by a clearly traced pentagon, about 20° southeast of Aries. A Field Book of the Stars Thus the triangular must be abandoned to assume the square; the square must change to become a pentagon. The Promulgation of Universal Peace From these draw lines to point of sight, then by their aid and the two diagonals proceed to construct the pentagon in the same way that we did the triangles and other figures. The Theory and Practice of Perspective It was an irregular pentagon, and at places two, at others three stories high. The Delight Makers So absorbed was I in my circles and pentagons that I did not notice that Grannie had stopped short in her story, and was taking a lively interest in what I was doing. More Tales of the Ridings It is at one apex of the pentagon, about 15° east of Al Rischa in Pisces, and 37° directly south of Algol. A Field Book of the Stars These five Princes must place their standards in the five angles of the pentagon, as above described. The Mysteries of Free Masonry Containing All the Degrees of the Order Conferred in a Master's Lodge Should it be required to place this 187 pentagon in the opposite position, then we can transfer our measurements to the far side of the square, as in Fig. The Theory and Practice of Perspective Its outline approximates to that of a pentagon with slightly curved sides. The Moon A Full Description and Map of its Principal Physical Features A regular pentagon may be cut into as few as six pieces that will fit together without any turning over and form a square, as I shall show below. Amusements in Mathematics It is characterized by a clearly defined pentagon. A Field Book of the Stars Description of the Carpet representing the Camp.—On the carpet is drawn an "enneagen," in which is inscribed a pentagon; within this is an equilateral triangle, and in the triangle a circle. The Mysteries of Free Masonry Containing All the Degrees of the Order Conferred in a Master's Lodge Take base of triangle 1 2, measure it round the circle, and so find the five points through which to draw the pentagon. The Theory and Practice of Perspective CHACORNAC.—This object, connected with Posidonius on the S.W., is remarkable for the brilliancy of its border and the peculiarity of its shape, which is very clearly that of an irregular pentagon with linear sides. The Moon A Full Description and Map of its Principal Physical Features It will be seen that the six pieces will form either the pentagon or the square. Amusements in Mathematics The field within the pentagon is particularly rich in clusters. A Field Book of the Stars The middle of the bay is commanded by a very strong fort, being a regular pentagon, and each of its fine bastions mounts twenty pieces of heavy cannon. A General History and Collection of Voyages and Travels, Volume 11 Arranged in Systematic Order: Forming a Complete History of the Origin and Progress of Navigation, Discovery, and Commerce, by Sea and Land, from the Earliest Ages to the Present Time To the main part of the palace there were storey after storey, all octagons and pentagons and labyrinths, so that incredulity and amazement might increase with every step. Romance Island It is of the linear type, the formation approximating in shape to that of a pentagon. The Moon A Full Description and Map of its Principal Physical Features Another correspondent made the side of his square 1� of the side of the pentagon. Amusements in Mathematics It is a regular pentagon in shape, protected by bastions ranging at progressive elevations, and connecting themselves with curtains of proportionate height. The Mirror of Literature, Amusement, and Instruction Volume 20, No. 581, December 15, 1832 Of nouns in on, derived from Greek, the greater part always form the plural regularly; as, etymons, gnomons, ichneumons, myrmidons, phlegmons, trigons, tetragons, pentagons, hexagons, heptagons, octagons, enneagons, decagons, hendecagons, dodecagons, polygons. The Grammar of English Grammars The longest side of the pentagon is that in which Constantine's arch is included; while towers existed at all the angles, this side presented a front of four towers; but it has now only three. The Mirror of Literature, Amusement, and Instruction Volume 10, No. 285, December 1, 1827 The design of it was a pentagon, but the water bastion, as it would have been called, was never built. Tour through Eastern Counties of England, 1722 I calculate that if the side of the pentagon is 1—inch, foot, or anything else—the side of the square of equal area is 1.3117 nearly, or say roughly 13/10. Amusements in Mathematics If we take a circle, inscribe a triangle, then incribe another circle inside the triangle, then inscribe a square inside the inner circle, then inscribe another circle inside the square, then inscribe a pentagon… Miscellaneous Mathematical Constants Beauséjour was a strong post, a pentagon with heavy ramparts of earth, with two bombproofs, so called, and mounting twenty-five pieces of artillery. The Raid from Beausejour; and How the Carter Boys Lifted the Mortgage As a rule the columns are quadrangular; I saw but few pentagons and hexagons. To the Gold Coast for Gold A Personal Narrative in Two Volumes.—Volume I The town was surrounded with a rampart, in the form of a pentagon, with flankers of the same thickness with that at the fort, and a dry ditch. An Historical Account of the Rise and Progress of the Colonies of South Carolina and Georgia, Volume 2 If, therefore, we can ascertain just how many of these circular routes are obtainable from the pentagon, then the rest is very easy. Amusements in Mathematics Q. Are there any other kinds of pentagons? The Infant System For Developing the Intellectual and Moral Powers of all Children, from One to Seven years of Age The new citadel is building on the site of the old one, and, like it, is to be a regular pentagon. After Waterloo: Reminiscences of European Travel 1815-1819 It will be seen that I have referred to the alphabetical pentagon of health—which is purely a provisional arrangement of my own. The Art of Living in Australia ; together with three hundred Australian cookery recipes and accessory kitchen information by Mrs. H. Wicken My Solution: Yes, if I knew what a pentagon was. My Discovery of England Well, the number of different circular routes over the pentagon is 264. Amusements in Mathematics I watched mile-long lines of them shape and reshape into circles, into interlaced lozenges and pentagons—then lift in great columns and shoot through the air in unimaginable barrage. The Metal Monster Three place themselves at the corner of an equilateral triangle, four at those of a square, and five form a pentagon. Darwin and Modern Science Hence also the high esteem in which the pentagon was held by the Pythagoreans. Bygone Beliefs: being a series of excursions in the byways of thought Puzzle I Can you fold a square piece of paper in such a way that with a single fold it forms a pentagon? My Discovery of England Having formed your pentagon, the puzzle is to cut it into the fewest possible pieces that will fit together and form a perfect square. Amusements in Mathematics |
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