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根據百分率找數量（二）: 例4 的複本
Author:
Miss Tsang
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
探究三角形的全等條件
折扣
百分數及其應用
直線的斜率：水平變化 & 鉛垂變化
圓周公式的應用
Discover Resources
香港的硬幣
量筒
橢圓的定義
Sequence指令作圖-1
Copy of Wave Interference
Discover Topics
Random Experiments
Function Graph
Complex Numbers
Logic
Derivative