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Author:
andy122403
GeoGebra
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撒针估算面积实验
第八周作业
双心四边形
第八周作业1
异形操场
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奈格爾點
Copy of 分數比較
小船平移2
圓內冪性質
一个三棱锥的绘图案例
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Similar Triangles
Calculus
Cone
Quadrilaterals
Vectors 2D (Two-Dimensional)