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椭圆的两条垂直切线的交点轨迹
Author:
istone
Topic:
Ellipse
,
Geometric Transformations
GeoGebra
New Resources
拼砌四邊形
画直线等分三角形的面积
柱體建築師
GeoGebra笔记功能体验课件
【案例】2018年全国1卷理科12题
Discover Resources
角柱
BkD_act15_03c
合 24（淺中深）
三角函数y=sin(wx+b)的图象变换.许兴华数学
堑堵 鳖臑 阳马
Discover Topics
Step Functions
Natural Numbers
Binomial Distribution
Kite
Similarity Transformation or Similarity