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Author:cherry910502

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兩組對邊相等和有直角的四邊形
畫出對稱圖形
長方體平面投影 (Codex版)
直角坐標平面上的旋轉變換
第八周作业

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中考压轴题大放送之十三
如何求弦長
Copy of 分數與小數
第五組-畢氏定理
橢圓規Ellipsograph (Trammel of Archimedes)

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Cylinder
Translation
Binomial Distribution
LCM and GCD
Rectangle

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