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數據分析（1）
Author:
1041015楊山佩
GeoGebra
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四邊形的特性
第八周作业
球體建築師
找出對稱軸
兩組對邊相等的四邊形
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My second work
鋪磁磚練習
Reflectional symmetry of Triangular prism
除法Q4
兩條直線垂直應用
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Planes
Distributions
Surface
Correlation
Trigonometry