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正方形
Author:
何嘉驹
GeoGebra
New Resources
异形操场
GeoGebra数学资源(4-8年级)
撒针估算面积实验
斐波那契螺旋弧线(表格法-可动态调节)
科赫雪花
Discover Resources
相關係數與迴歸直線
分數加法
cos(α) + cos(β) + cos(γ) 的對稱性
笛卡兒之心
鸚鵡螺旋線
Discover Topics
Polygons
Rational Numbers
Fractions
Translation
Trigonometry