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Author:
Natalie Chan
GeoGebra
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平行線的判定
盈利與虧蝕
椭圆内切圆链
正方形雪花图案
斐波那契螺旋弧线(表格法-可动态调节)
Discover Resources
Percentage Change 百分改變
錐體建築師 3
優良作品6
(001)80201辛宇婕
我的第一个GGB绘本
Discover Topics
Statistics
Arithmetic
Indefinite Integral
Scalene Triangles
Geometric Distribution