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正三角形的旋轉
Author:
李春培
正三角形的旋轉
GeoGebra
New Resources
漂亮的摇摆曲线
【案例】2018年全国1卷理科12题
直線的斜率
讀磅
圓的切線方程
Discover Resources
Rotation（旋轉）
ghseh 二次函數描點法頂點法-2
Centres
Drag me~
直线与圆、圆与圆的位置关系
Discover Topics
Centroid or Barycenter
Poisson Distribution
Arithmetic
Hypergeometric Distribution
Symmetry