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Author:
chisunch1
GeoGebra
New Resources
找出對稱軸
兩位數除以一位數（二）
三位數除以一位數（二）
【案例】2013年安徽高考15题
兩組對邊相等和有直角的四邊形
Discover Resources
hnrfgyhnjyngfnfg
題F
繪製平行四邊形
張春興0302
周界
Discover Topics
Surface
Algebra
Histogram
Rotation
Centroid or Barycenter