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20191005(2)高二孝李昭明
Author:
lee chao ming
GeoGebra
New Resources
斐波那契螺旋弧线（表格法-可动态调节）
双心四边形
折扣
第八周作业3
撒针估算面积实验
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正七邊形
test test test
試證明：A=B+C
橢圓軌跡02
GeoGebra数学资源（4-8年级）
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Numbers
Equilateral Triangles
Parametric Curves
Limits
Mathematics