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Similar Triangles
1. Similar Triangles

Similar Triangles

Author:wtse2000

Similar Triangles

Similar Triangles

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兩位數除以一位數（一）
錐體建築師
兩組對邊相等的四邊形
【案例】2018年全国1卷理科12题
四邉形 (四年級) 教師版

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三视图
費氏螺旋線
物件的平移概念
梯形的面積
擲兩個硬幣的機率分布的副本

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Step Functions
Circumcircle or Circumscribed Circle
Linear Equations
Set Theory
Constructions

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