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PTCCS2new2

Author:Cheung Wing Chuen

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近似值：有效數字
拼砌四邊形
國旗 (Claude 版)
Nested spiral octagon
直角坐標平面上的旋轉變換

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Quiz on Solving Right Triangles (Finding Side Lengths) 解直角三角形：測驗1（求邊長）
中垂線性質
拋物線的參數
圖形拼砌
內含正方形的正方形

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Fractal Geometry
Cone
Distributions
Planes
Vectors 2D (Two-Dimensional)

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