Decagon
01
十角形, 十辺形
(geometry) a flat polygon with ten straight sides and ten angles
例
The children were challenged to draw a perfect decagon during their geometry class.
子供たちは幾何学の授業で完璧な十角形を描くように挑戦されました。
語彙ツリー
tridecagon
undecagon
decagon
