已知在梯形ABCD中,AD∥BC,∠ABC = 90°,对角线AC、BD相交于点O,且AC⊥BD,如果AD︰BC = 2︰3,那么DB︰AC =______ .
2020·上海闵行·二模 查看更多[5]
2020年上海市闵行区九年级下学期二模数学试题(已下线)专题4.4 四边形-备战2021年中考数学精选考点专项突破题集(上海专用)(已下线)热点12 相似-2021年中考数学【热点·重点·难点】专练(上海专用)(已下线)上海卷06-2021年《三步冲刺中考·数学》(上海专用)之第3步中考热身卷(已下线)数学-(上海卷)【试题猜想】2021年中考考前最后一卷(考试版+答题卡+全解全析+参考答案)
更新时间:2020-05-08 09:31:24
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