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正N边形在圆内的滚动
Author:
孟宝兴
GeoGebra
New Resources
椭圆内切圆链
百分數及其應用
平行線的判定
球体的截面
正方形雪花图案
Discover Resources
Sequence指令練習(逐一套疊正方形)
Apollonius Problem 10 CCC wiki step 4
分數與小數
塗色03
黄金螺线与向日葵-朱老师
Discover Topics
Plane Figures or Shapes
Optimization Problems
Continuity
Bar Chart or Bar Graph
Quadratic Equations