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根據百分率找數量（二）: 例2 的複本
Author:
Miss Tsang
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
錐體建築師
兩位數加法
拼砌四邊形
兩組對邊相等的四邊形
第八周作业
Discover Resources
柏拉圖宇宙模型
函數邏輯式
例子
垂心與垂線
长方形边线展开
Discover Topics
Scalene Triangles
Root
Arithmetic Operations
Optimization Problems
Interest Calculation