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waaachen
Author:
陳兪宏
偷懶版本~~~
GeoGebra
New Resources
異分母分數減法
拼砌四邊形
四邉形 (四年級) 教師版
【案例】2013年安徽高考15题
畫出對稱圖形
Discover Resources
題1
橢圓
錐台
ego-motion
蚂蚁爬行最短距离问题的副本
Discover Topics
Functions
Cube
Fractal Geometry
Stochastic Process or Random Process
Quadratic Functions