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Tool4P
Author:
侯杰材
GeoGebra
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異分母分數減法
拼砌四邊形
【案例】2013年安徽高考15题
算柱 (兩位數)
兩組對邊相等的四邊形
Discover Resources
圓交與公切線
test area
七巧板
正方体展开图的副本
迭代多边形;平移;向量
Discover Topics
Equilateral Triangles
Matrices
Circumcircle or Circumscribed Circle
Complex Numbers
Fractions