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兩圓外公切線
Author:
郭逸民
GeoGebra
New Resources
算柱 (兩位數)
兩位數除以一位數(二)
兩位數加法
四邊形的特性
兩組對邊相等和有直角的四邊形
Discover Resources
數學模型
多邊形上的自由動點
linkage
Copy of 指對數函數圖形交點個數
兩位數乘兩位數直式
Discover Topics
Right Triangles
Cuboid
Similarity Transformation or Similarity
Arithmetic Operations
Upper and Lower Sum or Riemann Sum