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Author:
Lau Chin Ho
,
Anthony OR 柯志明
,
pingfeng.wu
GeoGebra
GeoGebra
New Resources
兩組對邊相等的四邊形
第八周作业
畫出對稱圖形
三位數除以一位數（一）
找出對稱軸
Discover Resources
Viviani's curve
勝者即正義
圆锥曲线的第二定义
椭圆与圆的关系的副本
赵爽弦图
Discover Topics
Real Numbers
Cube
Parallelogram
Functions
Random Experiments