Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
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.
GeoGebra
New Resources
三位數除以一位數(一)
兩位數除以一位數(一)
【案例】2013年安徽高考15题
祖冲之的期望:内棋与外棋
直線的斜率
Discover Resources
vector addition and subtraction
題一
利用圖解法解方程
Question 2
Quiz on Signs of Coefficients of Quadratic Functions 二次函數係數的正負號:測驗
Discover Topics
Similar Triangles
Median Value
Indefinite Integral
Arithmetic Operations
Reflection