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三角形的重心軌跡
Author:
lunhsin
GeoGebra
New Resources
拼砌四邊形
畫出對稱圖形
画直线等分三角形的面积
兩位數除以一位數（一）
【案例】2013年安徽高考15题
Discover Resources
Polygon Activity
Simple Interest and Compound Interest
PA + PB
轉彎的文字
斐波那契螺旋弧线（表格法-可动态调节）
Discover Topics
Median Line
Histogram
Parametric Curves
Power Functions
Straight Lines