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圓外切四邊形對邊和等長
Author:
謝易達
GeoGebra
New Resources
找出對稱軸
第八周作业
兩組對邊相等的四邊形
畫出對稱圖形
兩位數除以一位數（一）
Discover Resources
對稱方波
最小周長
正n邊形與圓上點的中點軌跡
Copy of 多項式函數
原子模型
Discover Topics
Area
Complex Numbers
Incircle or Inscribed Circle
Distributions
Similarity Transformation or Similarity