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圆锥截面为圆椭圆双曲线抛物线的动画显示.许兴华数学
Author:
许兴华数学
Topic:
Cone
,
Conic Sections
GeoGebra
New Resources
画直线等分三角形的面积
拼砌四邊形
找出對稱軸
判斷球體
兩組對邊相等和有直角的四邊形
Discover Resources
From:PTT 國小題目求面積
銀杏葉
loci car
少数派Pi
祖暅原理
Discover Topics
Centroid or Barycenter
Quadratic Functions
Arithmetic Operations
Parametric Curves
Logic