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Esquema
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
Siguiente
Slope of a Line
Nuevos recursos
球體建築師
画直线等分三角形的面积
兩位數除以一位數（二）
畫出對稱圖形
異分母分數減法
Descubrir recursos
一元二次不等式(2)
認識時鐘
垂心問題
S3 Probability
Similar triangles in a triangle
Descubre temas
Funciones exponenciales
Rectas
Raíz
Ortocentro
Círculo
