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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
第八周作业
錐體建築師
兩組對邊相等和有直角的四邊形
找出對稱軸
画直线等分三角形的面积
Discover Resources
funny draw
大圓在小圓上滾動
總結
growth
中考数学16讲
Discover Topics
Tangent Function
Rational Numbers
Cosine
Cuboid
Terms