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根據百分率找數量（二）: 例3
Author:
GeoGebra Institute of Hong Kong
Topic:
Percentages
GeoGebra
New Resources
兩位數除以一位數（一）
兩組對邊相等的四邊形
判斷球體
兩位數除以一位數（二）
球體建築師
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以剪貼比較圖形大小
三角測量
Why same areas?
如何判斷曲線夠不夠圓
Sonia and Julie
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Definite Integral
Mode
Diagrams
Rhombus
Indefinite Integral