如图,
与
相交于点E.若
,则
的长为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05199e563c39d526ff21411c5df11366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b592220320612018dd31cccb8ad4d94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
更新时间:2024-01-25 08:06:02
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【知识点】 相似三角形的判定与性质综合
相似题推荐
填空题
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较易
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【推荐1】如图,
是直角三角形
斜边上的高.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/7/e2120053-df99-4f40-b22d-cd8e4ee3084f.png?resizew=186)
(1)若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
________ ;
(2)已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/7/e2120053-df99-4f40-b22d-cd8e4ee3084f.png?resizew=186)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce66ac4162163b1a6897de98d6f9b951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08f26c80df292331c6e4a4cba349293.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4001cc8d1add595589ce8a8030b9d05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdd2ccf53a7d7f1617afb992dab34758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
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【推荐2】梯形ABCD中,AD∥BC,AC,BD交于点O,若S△AOD=4, S△BOC=9,S梯形ABCD=____ .
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