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a Geogebra file created by the first pre-service teacher
Author:
Chan Yip-Cheung
GeoGebra
New Resources
拼砌四邊形
兩位數加法
柱體建築師
三位數除以一位數（二）
【案例】2013年安徽高考15题
Discover Resources
分數與小數
Tusi Couple
Drag A or X
直角座標轉為極座標
GGB 教程
Discover Topics
Random Experiments
Secant Line or Secant
Dilation
Geometric Distribution
Vectors