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Author:Anthony OR 柯志明, GeoGebra Institute of Hong Kong

New Resources

Fibonacci Clock
近似值：有效數字
美國國旗 (Codex 版)
直角坐標平面上的旋轉變換
sanjiaohanshu

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六面長方體
MY first GGBBook
五上-CP4-第三节平行四边形面积1
黎曼和的副本
劉徽的「割圓術」的副本

Discover Topics

Correlation
Square
Perimeter
Orthocenter
Geometric Mean

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