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Brown's Ellipsograph
Author:
gk1228
Topic:
Conic Sections
,
Constructions
,
Ellipse
,
Geometry
GeoGebra
New Resources
畫出對稱圖形
四邊形的特性
拼砌四邊形
画直线等分三角形的面积
球体的体积推导（优化版）
Discover Resources
圓錐曲線
角速度概念
上傳檔案測試
畢式定理 (04)
李冠逸 拋物面反射
Discover Topics
Tree Diagrams
Coordinates
Addition
Sphere
Upper and Lower Sum or Riemann Sum