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根據百分率找數量（一）: 例3的副本
Author:
冯圣军
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
找出對稱軸
拼砌四邊形
近似值：有效數字
兩位數除以一位數（一）
算柱 (兩位數)
Discover Resources
繪畫三角形的外接圓
圓錐曲線圖輯
Copy of 函數切線及法線
Twghmkc_時鐘
翰林數學_1下_CH2-2_畫二元一次方程式的圖形
Discover Topics
Sphere
Combinatorics
Circle
Stochastic Process or Random Process
Scatter Plot