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中華民國國旗
Author:
侯杰材
GeoGebra
New Resources
兩位數加法
三位數除以一位數（二）
画直线等分三角形的面积
判斷球體
找出對稱軸
Discover Resources
解數學題目
Dizzy (Just for Fun)
創作一個相同周界的封閉平面圖形
Cycloid
爱心曲线
Discover Topics
Percentages
Dilation
Hyperbola
Expected Value
Arithmetic Mean