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GeoGebra
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Author:
季阳天
GeoGebra
New Resources
直角坐標平面上的旋轉變換
兩位數加法
找出對稱軸
判斷球體
異分母分數減法
Discover Resources
special
Closure shape
求公切線段長
同角三角函数的基本关系（正六边形记忆法）
过一直线与已知直线相交
Discover Topics
Stochastic Process or Random Process
Special Points
Inequalities
Equilateral Triangles
Planes