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根據百分率找數量（二）: 例4
Author:
GeoGebra Institute of Hong Kong
Topic:
Percentages
GeoGebra
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中華民國國旗 (Codex╱2026.10.06)
Claude 解幾何題
找出對稱軸
近似值：有效數字
四邊形的特性
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畢氏定理
Sequence指令練習(二維)
欢度春节（灯笼）
Copy of Fill a special area
Copy of 指數函數的圖像
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Rectangle
Cosine
Parabola
Parallelogram
Secant Line or Secant