单词 | nonagon |
例句 | And while the book is educational, technically, introducing kids to shapes from a simple square to a nonagon, the lesson is beside the point. Board Books That Let Toddlers Join the Action 2019-01-04T05:00:00Z And in geometry, an enneagon or nonagon is a nine-sided shape. Nine things about nine things - BBC News 2017-08-23T04:00:00Z Illustrations of the former are the bonds between cube root, hectare, brokerage, commission, indorsement, vertex, adjacent, nonagon, sector, draft, bill of exchange, and their meanings. The Psychology of Arithmetic 2012-03-31T02:00:28.817Z |
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