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水下看岸边物体

Topic:Trigonometry

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兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
四邊形的特性
算柱 (兩位數)
畫出對稱圖形

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分數加法和減法
Constructing Quadrilaterals by Four Sides (2014)
三角形的三角和及外心、內心圓
精馏
圓周公式應用題2的副本

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Geometric Transformations
Equilateral Triangles
Angles
Trapezoid
Diagrams

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