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內擺線
Author:
chiway
Topic:
Circle
內擺線
GeoGebra
New Resources
三位數除以一位數（二）
四邊形的特性
畫出對稱圖形
拼砌四邊形
兩位數除以一位數（二）
Discover Resources
公切線(配合Dilate指令)
正弦定理的验证
數論淺談: 整數解之奧秘
足迹
Chords of a Circle
Discover Topics
Diagrams
Tangent Line or Tangent
Equations
Power Functions
Intersection