已知
,
,
,则
的长( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a120b008b7be40c9d6f6079bca61652.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ec2daeb3938525290d6683f72edd3f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6a028fd5b281ef168702a803baca6e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/29/8781fd48-486b-493e-8a0b-7e00229bfaad.png?resizew=137)
A.8 | B.9 | C.10 | D.12 |
更新时间:2023-11-29 17:00:03
|
【知识点】 由平行截线求相关线段的长或比值解读
相似题推荐
单选题
|
容易
(0.94)
名校
【推荐1】如图,在
中,点
是
上一点,过
作
交
于点
,
,
,则
与
的比是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/8/150fb37c-f3f6-4b5b-879d-705000358f18.png?resizew=148)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c65edad25ddd666cdce0d7e5afefc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d021981c03e75b1a246d899dcc64656.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/714cc3707bba3bfdb56e251999be8592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/8/150fb37c-f3f6-4b5b-879d-705000358f18.png?resizew=148)
A.3:2 | B.3:5 | C.9:16 | D.9:4 |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐2】如图,直线
,直线a、b与
、
、
分别交于点A、B、C和点D、E、F,若
,
,则
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a120b008b7be40c9d6f6079bca61652.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9fce9427c9b17e4d3cda0c3ff3e2e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fefc0e5e706b12642c3b90b0f541e33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e9afa066f328534ecf21edc34e7047.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0215e13a9fb5574d5194aeb9507a98aa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/15/4942db97-498d-48a0-a46e-d13e24a383aa.png?resizew=160)
A.2 | B.3 | C.4 | D.5 |
您最近一年使用:0次