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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
異分母分數減法
拼砌四邊形
兩位數除以一位數（一）
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等的四邊形
Discover Resources
KidEdu
整數的減法
Ex.3
hello
直纹面单叶
Discover Topics
Interest Calculation
Algebra
Angles
Prism
Symmetry