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（江西专用）2019中考数学总复习第一部分教材同步复习第四章三角形第14讲平面图形、相交线与平行线权威预测.doc

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1第一部分 第四章 第 14讲1如图，直线 AB CD， AD平分 BAC.若136，则2 的度数为( D )A36 B45C54 D722如图， a b，若155，2130，则3 的度数是( D )A55 B60C70 D75

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