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congruent (ASA)
Author:
Ricky Chan
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未命名
Template: Symmetry 01
圖解兩向量所張開之平行四邊形面積
若隐若现的白点
Template: Symmetry04
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vbvbvbvc
CACTM對稱及變換
生活中的平面圖形關係─平行
線性組合2： 三角形
homework3
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Cube
Perimeter
Inequalities
Arithmetic Operations
Translation
