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Author:VCChung

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四邉形 (四年級) 教師版
三位數除以一位數（二）
找出對稱軸
異分母分數減法
錐體建築師

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ibooks-函數的平移
過圓內c點的弦中點軌跡
內公切線長
梯形的面積
Book10-Unit7-拼出平行四邊形

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Median Line
Polynomial Functions
Geometric Mean
Rational Numbers
Vectors

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