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Estimating Mean 猜猜平均數
Author:
Alex CHIK
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
兩位數加法
四邊形的特性
異分母分數減法
画直线等分三角形的面积
第八周作业
Discover Resources
阿波羅尼斯問題：與三圓相切的圓
正方形分割
兩線段和圓的關係2
圖形的周界
拋物線4--平行四邊形法
Discover Topics
Quadratic Functions
Volume
Differential Equation
Random Variables
Vectors 3D (Three-Dimensional)