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星形线-Astroid Curve-with-Envelope Command
Author:
math Ku
Topic:
Curve Sketching
,
Parametric Curves
GeoGebra
New Resources
異分母分數減法
兩位數除以一位數（二）
錐體建築師
直角坐標平面上的旋轉變換
兩組對邊相等和有直角的四邊形
Discover Resources
中點軌跡
相同圖形的拼砌（有兩組平行線的四邊形）
Book
P6 圓周01A
拋物線1--焦點法
Discover Topics
Pythagoras or Pythagorean Theorem
Mathematics
Limits
Diagrams
Polygons