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ext angle car
Author:
pycchansir
GeoGebra
New Resources
圓的基本性質
三角函数 的副本
比較五件物件的重量
双心四边形
撒针估算面积实验
Discover Resources
regular tetrahedron in a cube
P53_3c
GeoGebra Book
正方体展开图的副本
椭圆内部全等的双椭圆构造.许兴华数学
Discover Topics
Incircle or Inscribed Circle
Circumcircle or Circumscribed Circle
Congruence
Function Graph
Plane Figures or Shapes