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F2_Ch11.2_三角學(邊長與角的關係)
Author:
timothyngyf
GeoGebra
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兩位數除以一位數（一）
找出對稱軸
異分母分數減法
四邊形的特性
三位數除以一位數（一）
Discover Resources
七巧板揖人2
circle
testing book
認識梯形的特徵
轨迹阴影示意图
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Perimeter
Set Theory
Unit Circle
Linear Functions
Incircle or Inscribed Circle