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slide21
Author:
tao sun
GeoGebra
New Resources
椭圆内切圆链
第八周作业3
第三周作业效果演示
正方形雪花图案
平行線的判定
Discover Resources
equilateral triangle construction
Sierpinski Carpet
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畢氏數
Copy of 二次函數圖形
Discover Topics
Vectors
Definite Integral
Cylinder
Parametric Curves
Linear Equations