Heptagon
01
七角形, ヘプタゴン
a seven-sided plane shape consisting of seven line segments or edges that meet at seven interior angles
例
My young daughter proudly showed me the colorful heptagon she had cut out for her geometry homework assignment.
私の幼い娘は、幾何学の宿題のために切り取ったカラフルな七角形を誇らしげに見せてくれました。
