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圆内的迭代反射
Author:
acchu
GeoGebra
New Resources
第三周作业效果演示
斐波那契螺旋弧线（表格法-可动态调节）
双心四边形
斐波那契螺旋弧线（表格法）
第八周作业
Discover Resources
分數除法
gltyz 斜圓錐
旋轉圓
同餘
畫三角形 第2題
Discover Topics
Square
Incircle or Inscribed Circle
Vectors 3D (Three-Dimensional)
Arithmetic
Arithmetic Operations