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GeoGebra
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GeoGebra
GeoGebra Classroom
GeoGebra
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0725006
Author:
汪雅芬
GeoGebra
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椭圆内切圆链
异形操场
第八周作业
比較五件物件的重量
撒针估算面积实验
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click and Jump to up
折一半
橢圓包絡線
star
拋物線相似
Discover Topics
Binomial Distribution
Incircle or Inscribed Circle
Orthocenter
Cylinder
Rotation