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area 面積4
Author:
katetang511
Topic:
Area
GeoGebra
New Resources
椭圆内切圆链
撒针估算面积实验
龙形曲线-分形龙2
折扣
盈利與虧蝕
Discover Resources
直線排列 3
轉彎的箭頭
I Love Pixar
串珠
拋物線五-包絡線法
Discover Topics
Plane Figures or Shapes
Percentages
Similar Triangles
Equilateral Triangles
Tangent Line or Tangent