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20170421_001
Author:
sinmei5
GeoGebra
New Resources
异形操场
斐波那契螺旋弧线(表格法-可动态调节)
撒针估算面积实验
斐波那契螺旋弧线(表格法)
GeoGebra数学资源(4-8年级)
Discover Resources
餘弦定理
和差角公式几何证明
拋物線
四角柱算體積(可以切開)
尺規作圖平分一個角
Discover Topics
Linear Programming or Linear Optimization
Definite Integral
Dilation
Matrices
Translation