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椭圆的定义
Author:
jscqiong2006
Topic:
Ellipse
GeoGebra
New Resources
三位數除以一位數(一)
兩位數除以一位數(二)
四邊形的特性
拼砌四邊形
【案例】2013年安徽高考15题
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滾動
正四角錐(旋轉,實體、透視)
Similar triangles reasons
正六邊形串珠
圓 點 直線的副本
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Geometric Transformations
Derivative
Natural Numbers
Solids or 3D Shapes
Arithmetic Mean