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椭圆的两条垂直切线的交点轨迹 蒙日圆
Author:
冯伟冀
,
istone
Topic:
Ellipse
,
Geometric Transformations
GeoGebra
New Resources
【案例】圆柱体内放置一个大球六个小球
第八周作业
拼砌四邊形
錐體建築師
画直线等分三角形的面积
Discover Resources
Apollonius Problem 8 CLL homo 12
Locus (Two points 1)
垂線作圖
錯角---垂直平行綫
中國火柴遊戲二的副本
Discover Topics
Function Graph
Pyramid
Rotation
Binomial Distribution
Correlation