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圖四

Author:GeoGebra Institute of Hong Kong

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畫出對稱圖形
國旗 (作圖步驟直接餵給 Claude)
拼砌四邊形
國旗 (Claude 版)
Nested spiral octagon

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反射定律 Law of Reflection
三角形重心
翰林數學_2下_CH4-1_截線與截角的意義
连续开方（制作：谢建华，修订：孟宝兴）
作图模板

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Perimeter
Parametric Curves
Functions
Trigonometric Functions
Incircle or Inscribed Circle

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