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TB-CJH-OVER.
Author:
Hyacinth Wang
GeoGebra
New Resources
三位數除以一位數（二）
画直线等分三角形的面积
兩組對邊相等的四邊形
算柱 (兩位數)
畫出對稱圖形
Discover Resources
圖二
Statistics (M1)
S5 Normal Distribution
弗雷澤螺旋幻覺圖(難度99%)
双心四边形
Discover Topics
Sphere
Perimeter
Planes
Parametric Curves
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