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20171016試行
Author:
MathClst
GeoGebra
GeoGebra
New Resources
双心四边形
圓周公式的應用
空间中两直线的位置关系
垂直線的斜率
多邊形的面積
Discover Resources
Symmetric設計對稱圖案(兩條對稱軸)(斜)
方向導數 (Directional Derivative)
(001)80201辛宇婕
二維
勒洛三角形外擺線動態作圖
Discover Topics
Mode
Step Functions
Circumcircle or Circumscribed Circle
Curve Sketching
Subtraction