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angles
作者：
Henry Ha
主題：
角度
GeoGebra
最新資源
Focus and Directrix
Building Trapezoids with Set Areas
Building Triangles with Set Areas
Parallelogram Anatomy
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探索資源
Simetri putar persegi panjang
Shooting
Van Aubel's theorem
Michelle_Measuring Objects
Primjer 1
探索主題
平移
四邊形
正切線或正切
三角形
立方（體）