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soccer(final)
Author:
kurt lan
GeoGebra
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画直线等分三角形的面积
四邊形的特性
兩組對邊相等的四邊形
錐體建築師
【案例】2013年安徽高考15题
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弦中點
垂線性質2
圓錐曲線篇
三角函數 週期、振幅變化 課堂投影用
小学一年级上(人教版)
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Addition
Logarithm
Scalene Triangles
Quadratic Functions
Poisson Distribution