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第12届美国中学生数学邀请赛题
Author:
王俊辉
GeoGebra
New Resources
第三周作业效果演示
第八周作业
椭圆内切圆链
球体的截面
盈利與虧蝕
Discover Resources
比較3個分數大小
Parabola_Horizontal
Ellipse_Vertical
椭圆的定义
[洋葱] 四边形与旋转变换
Discover Topics
Pythagoras or Pythagorean Theorem
Centroid or Barycenter
Real Numbers
Ellipse
Binomial Distribution