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Outline
相似形應用_進階_Collection
Slope of a Line
perpendicular lines
distance between point-line
Proof without words: Cosine Rule (餘弦公式)
areas of similar triangles
Similar Triangles, exercise 1
垂線斜率_1
相似形應用_進階_Collection
Author:
Reinhold Yen
Slope of a Line
perpendicular lines
distance between point-line
Proof without words: Cosine Rule (餘弦公式)
areas of similar triangles
Similar Triangles, exercise 1
垂線斜率_1
Next
Slope of a Line
New Resources
兩組對邊相等和有直角的四邊形
異分母分數減法
【案例】2018年全国1卷理科12题
找出對稱軸
兩位數除以一位數（一）
Discover Resources
Circle123456789987654321
explore
三角形的心
(008)80201辛宇婕
展開圓面積 (講義版)的副本
Discover Topics
Incircle or Inscribed Circle
Circumcircle or Circumscribed Circle
Subtraction
Fractal Geometry
Statistical Characteristics
