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習題2-4~2-7
Author:
3A516057 練鴻裕
GeoGebra
New Resources
畫出對稱圖形
找出對稱軸
画直线等分三角形的面积
兩位數除以一位數（一）
【案例】2013年安徽高考15题
Discover Resources
binary and hexadecimal
三线八角
三角形面積
qqqqqq
垂心
Discover Topics
Continuity
Trigonometric Functions
Vectors 3D (Three-Dimensional)
Similar Triangles
Confidence Interval