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鏡射矩陣 (CAS)
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
畫出對稱圖形
兩組對邊相等的四邊形
【案例】2013年安徽高考15题
三位數除以一位數（一）
找出對稱軸
Discover Resources
大邊對大角
旋轉動畫
空間兩直線關係
垂心與垂線
時針與分針的夾角
Discover Topics
Congruence
Circumcircle or Circumscribed Circle
Continuity
Logic
Percentages