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三角函数 的副本
Author:
李东
GeoGebra
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第八周作业2
比較五件物件的重量
平行線的判定
正方形雪花图案
撒针估算面积实验
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數學作業
Chapter 11
正立方體裁邊 (Chamfered Cube)
平移練習
扇形轉動動畫(模考第二題)
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Function Graph
Scalene Triangles
Straight Lines
Complex Numbers
Parametric Curves