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Author:
Ku, Yin Bon (Albert)
GeoGebra
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三半圓間的相切圓(Codex╱2026.10.07)
幾何作圖題：切三圓（題目）
國旗 (作圖步驟直接餵給 Claude)
AI 訓練教室
畫出對稱圖形
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初三奥赛：圆的切割线问题
龍騰4_1-1習6-2
線對稱圖形練習2
五上_分數乘法(學生版)
三角形三內角和
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Orthocenter
Tangent Line or Tangent
Sphere
Parallelogram
Planes