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七巧板
Author:
WYC
GeoGebra
New Resources
直角坐標平面上的旋轉變換
【案例】2013年安徽高考15题
三位數除以一位數（一）
兩組對邊相等和有直角的四邊形
找出對稱軸
Discover Resources
正四面體
簡單動畫
心電感應
圓內接四邊形
八卦限
Discover Topics
Secant Line or Secant
Mathematics
Multiplication
Scalene Triangles
Fractions