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GeoGebra
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柱體建築師
【案例】2013年安徽高考15题
找出對稱軸
算柱 (兩位數)
畫出對稱圖形
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阿波羅尼斯問題:與三圓相切的圓
Escher 階梯 (Penrose Stair)
平行四邊形有甚麼特性?
p.8.18
複合棒形圖2
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Parametric Curves
Multiplication
Diagrams
Division
Rhombus