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test2
Author:
chengshihfeng
GeoGebra
New Resources
球體建築師
異分母分數減法
四邊形的特性
拼砌四邊形
兩組對邊相等和有直角的四邊形
Discover Resources
棋盤的 L 形覆蓋
正n凸多邊形旋轉對稱/反射對稱
[洋葱] 一线三等角的应用
拋物線代數性質,光學性質
半角公式R.J. 沃克(R.J. Walker)
Discover Topics
Difference and Slope
Boxplot
Scalene Triangles
Distributions
Trapezoid