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Weighted Mean 加權平均數
Author:
Alex CHIK
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
異分母分數減法
【案例】2018年全国1卷理科12题
算柱 (兩位數)
兩組對邊相等的四邊形
錐體建築師
Discover Resources
function
重複
平行四邊形面積
周界-平移法(練習三)
三角函数诱导公式的副本
Discover Topics
Constructions
Median Value
Ratios
Vectors 2D (Two-Dimensional)
Linear Functions