decagon
美['dekəɡɑːn] 英['dekəɡən]
n. 十边形；十角形
英英释义
Noun- a polygon with 10 sides and 10 angles
例句
- Take 10 golden triangles, arrange them with their sharp points touching, and you have a golden decagon, fitting perfectly within the iris of the eye, vertices neatly touching the rim. 画10个金三角，把它们的顶点挨着排好，然后你就得出一个金十边形，与瞳孔中的虹膜完美地一致，十边形的最早点正好在眼眶。
- how many diagonals are there is a decagon????? 一个十角形中有多少条对角线？
- regular decagon 正十边形
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