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正四面体与球的切接关系
Author:
xu
Topic:
Geometry
,
Sphere
,
Surface
制作者：徐敏
GeoGebra
New Resources
四邊形的特性
兩組對邊相等和有直角的四邊形
算柱 (兩位數)
【案例】圆柱体内放置一个大球六个小球
三位數除以一位數（二）
Discover Resources
色彩視覺藝術
regular tetrahedron in a cube
圖形拼砌
量角器3
交錯級數(Roger B. Nelsen)
Discover Topics
Conditional Probability
Quadratic Functions
Geometric Transformations
Geometric Distribution
Probability