如图,
,它们依次交直线
于点
和点
.若
,则
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b793ed7cac5ac06efe5984d89dd2635c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/927456b0989846a2f1573844bbaa2105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ab95af474a39f3e61565bc296b42fe8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/12/91c4644b-40d8-4f32-b0e0-6f6760872fb1.png?resizew=154)
更新时间:2023-12-13 18:06:24
|
【知识点】 由平行截线求相关线段的长或比值解读
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与这三条平行线分别交于点
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,则
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d40e403b138555d6a6fe99b26ee7eb.png)
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![](https://img.xkw.com/dksih/QBM/2023/3/31/3206183575248896/3208760879636480/STEM/3eb9b90019924f3486c4e7d8cb43bacf.png?resizew=121)
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