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根據百分率找數量（二）: 例2
Author:
GeoGebra Institute of Hong Kong
Topic:
Percentages
GeoGebra
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兩位數加法
判斷球體
算柱 (兩位數)
畫出對稱圖形
GeoGebra笔记功能体验课件
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判斷線型函數y=f(x)=ax+b的a值
算幾不等式
正方形試算表
平行四邊形面積
合 24（附答案）
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Vectors
Limits
Upper and Lower Sum or Riemann Sum
Subtraction
Cylinder