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中国节灯笼
Author:
孟宝兴
GeoGebra
New Resources
兩位數加法
畫出對稱圖形
【案例】2018年全国1卷理科12题
兩位數除以一位數（一）
【案例】2013年安徽高考15题
Discover Resources
正弦與正切值的大小關係
柯西不等式 (3)
圓錐截痕
同位角__垂直平行綫
圓形方程 | Equations of Circles (Locus of a moving point from a fixed point)
Discover Topics
Perimeter
Matrices
Linear Functions
Exponent
Mode