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6M2 圓周率的認識
Author:
sttsmath
,
GeoGebra Institute of Hong Kong
GeoGebra
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正方形雪花图案
比較五件物件的重量
龙形曲线-分形龙2
折扣
第八周作业2
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test
三角形重心
畢氏定理的證明
周界
割圆术估计圆周率(刘徽)
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Coordinates
Polygons
Reflection
Linear Functions
Mathematics