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Gazing Cow Problem (a)
Author:
Roger Lui
GeoGebra
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Nested spiral octagon
AI 訓練教室
美國國旗 (Codex, 2026.10.06)
幾何作圖題：切三圓（題目）
算柱 (兩位數)
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優良作品1
Ex5C#2
螢橋國中 洪芷昀
雙曲線
廣義三角：sin, cos
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Diagrams
Incircle or Inscribed Circle
Centroid or Barycenter
General Quadrilateral
Constructions