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Outline
deductive geometry
Similar Triangles
Similar Triangles
areas of similar triangles
deductive geometry
Author:
s1105429
Similar Triangles
Similar Triangles
areas of similar triangles
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Similar Triangles
New Resources
画直线等分三角形的面积
找出對稱軸
兩組對邊相等和有直角的四邊形
四邊形的特性
兩位數除以一位數（一）
Discover Resources
線對稱圖形練習1
凸透镜成像
三角形外心的位置
數學傳播39卷4期, 平面幾何公式思考
圓的面積的副本
Discover Topics
Matrices
Sequences and Series
Integers
Cuboid
Incircle or Inscribed Circle
