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tool2
Author:
蘇梓棱
GeoGebra
New Resources
錐體建築師
兩組對邊相等的四邊形
GeoGebra笔记功能体验课件
兩組對邊相等和有直角的四邊形
sanjiaohanshu
Discover Resources
畢氏定理動態證明(歐基里得，平形四邊形等面積，應用polyline)
向量分解的副本
了解圓方程(2)的副本
最短路径
三位數除以一位數（二）
Discover Topics
Parabola
Circle
Conic Sections
Terms
Pythagoras or Pythagorean Theorem