如图,
、
分别是
的边
、
上的点,
,
,
且
,则
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4f7512a1f724d3fb7c088c5aba35804.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1258b3cc1a5b98a4f5cd9a80b181e941.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a26a117ed1884a97718e373fdf5b5f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/10/10e64030-fd55-4dd6-8bb5-5cdffa9c5c79.png?resizew=202)
更新时间:2023-03-08 22:10:37
|
【知识点】 相似三角形的判定与性质综合
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较易
(0.85)
【推荐1】如图,零件的外径为
,用卡钳(
,且
)测得
,求零件的壁厚![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______
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填空题
|
较易
(0.85)
【推荐2】如图,在
中,
,
,
,以点
为圆心,
长为半径画弧,与
交于点
,再分别以
、
为圆心,大于
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,
,作直线
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、
于点
、
,则
的长度为___________ ,
的长度为___________ ;
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