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旋轉對稱
Author:
Wong Chun Ying
Topic:
Symmetry
GeoGebra
New Resources
柱體建築師
兩組對邊相等和有直角的四邊形
三位數除以一位數（二）
找出對稱軸
異分母分數減法
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HKCEE-AM 2010 Q17 part a+b
Geometry : Types of Angles (幾何：角的種類)
畢氏定理證明（Ｉ）
圓錐曲線與平行四邊形定理
認識假分數
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Rotation
Trigonometry
Statistical Characteristics
Continuity
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