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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
百分數及其應用
活动三：应用性质
第三周作业效果演示
第八周作业1
科氏力 (Coriolis Force)
Discover Resources
鉛筆的長度
任意兩正方形切割重組成一大正方形之動態證明
平行四邊形的特性
x^3+y^3-3xy
計算圖形周界（小六下）
Discover Topics
Plane Figures or Shapes
Polygons
Function Graph
Sphere
Statistics
