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Proof2

Author:郭亮偉

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近似值：有效數字
畫出對稱圖形
三半圓間的相切圓(Codex╱2026.10.07)
長方體平面投影 (Codex版)
sanjiaohanshu

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軌道
動國旗
勝者即正義
選修數學
正方体镂空模型（通用）

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Coordinates
Constructions
Similar Triangles
Prism
Linear Programming or Linear Optimization

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