菱形六十面體

Auteur: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.

Nieuw didactisch materiaal

畫出對稱圖形
sanjiaohanshu
Earth with coastline
Nested spiral octagon
算柱 (兩位數)

Ontdek materiaal

物件的平移概念
horizontal
二次函數係數與圖像的關係
一元二次方程式公式解步驟
函数求导

Ontdek onderwerpen

Snijpunt
Vierhoeken
Symmetrie
Raaklijn
Toetsen van hypothesen