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塗色03
Author:
李伶芳
GeoGebra
New Resources
球體建築師
直角坐標平面上的旋轉變換
画直线等分三角形的面积
兩組對邊相等和有直角的四邊形
三位數除以一位數（二）
Discover Resources
几何体
正立方體->菱形十二面體(滑桿動畫)
Mathematics and Optics (and their applications)
數學電腦繪圖與解題
圆锥曲线
Discover Topics
Poisson Distribution
Perimeter
Coordinates
Congruence
Orthocenter