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菱形六十面體
Author:
Ho-Kai Chen
先畫正二十面體, 再由中心點向各面畫出菱形面 ---- In geometry, a rhombic hexecontahedron is a stellation of the rhombic triacontahedron. It is nonconvex with 60 golden rhombic faces with icosahedral symmetry.
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第八周作业
GeoGebra笔记功能体验课件
直角坐標平面上的旋轉變換
算柱 (兩位數)
三位數除以一位數(一)
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圓內接正N邊形
伊斯蘭窗花 0410
圖解多項式的乘積
sintx
少数派Pi
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Angles
Tangent Line or Tangent
Cosine
Area
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