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正方体与球
Author:
乔敬茜
GeoGebra
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Nested spiral octagon
幾何作圖題：切三圓（題目）
畫出對稱圖形
美國國旗 (Codex 版)
美國國旗 (Codex, 2026.10.06)
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方格紙
三角形全等的理由 – 題1
圓形,三角形軌跡觀察
GeoGebra Tube
二次函數03
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Rational Numbers
Numbers
Quadratic Equations
Division
Parametric Curves