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Author:
吴勇
GeoGebra
New Resources
科赫雪花
第八周作业2
正方形雪花图案
椭圆内切圆链
第八周作业
Discover Resources
大樂透開獎機
橢圓
外心
數據分析(1)
圖形周界_2
Discover Topics
Arithmetic Mean
Line Segment
Mathematics
Probability
Frequency Distribution