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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
Autor:
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
Weiter
Slope of a Line
Neue Materialien
垂直線的斜率
讀磅
盈利與虧蝕
圓的切線方程
直線的斜率：水平變化 & 鉛垂變化
Entdecke Materialien
勝者即正義，可愛即正義～(可用Ctrl+滑鼠滾輪放大界面)
三視圖
I love Taiwan.(可縮放和移動)
Copy of Finding the H.C.F. and the L.C.M.
單點透視法
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