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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
兩位數加法
三位數除以一位數（二）
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等的四邊形
柱體建築師
Discover Resources
永遠垂直、以像素為單位的向量？
畢氏定理
ycmc P5 Math lesson 1-2
摺長方形
函数
Discover Topics
Ratios
Circle
Calculus
Perimeter
Trigonometry
