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圖二 的複本
Author:
Michael Ma
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
畫出對稱圖形
兩組對邊相等和有直角的四邊形
GeoGebra笔记功能体验课件
異分母分數減法
兩位數除以一位數（二）
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生活
對頂角_1
放射狀旋轉圖形(1)
圓錐曲線Conic Section
三角形面积关于动点行程的函数图像
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Constructions
Dilation
Cylinder
Straight Lines
Boxplot