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橢圓
Author:
羅驥韡 (Pegasus Roe)
Topic:
Ellipse
GeoGebra
New Resources
判斷球體
四邊形的特性
錐體建築師
拼砌四邊形
三位數除以一位數（二）
Discover Resources
大圓在小圓上滾動(利用Affineratio指令)
香港的硬幣
釘版
三角形面積
數學電腦繪圖與解題
Discover Topics
Cube
Optimization Problems
Square
Circumcircle or Circumscribed Circle
Fractal Geometry