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部分佔全部的百分率 :例2
Author:
GeoGebra Institute of Hong Kong
Topic:
Percentages
GeoGebra
New Resources
垂直線的斜率
三位數除以一位數（一）
平行線的斜率
三位數除以一位數（二）
画直线等分三角形的面积
Discover Resources
Rectangle _03
兩個圓的中點軌跡
chapter1
線性變換矩陣（二階）
塗色01
Discover Topics
Function Graph
Combinatorics
Dilation
Sphere
Hypothesis Testing