如图,a∥b∥c,
=
,DF=12,则BD的长为( )
![](https://img.xkw.com/dksih/QBM/2022/1/18/2896884947238912/2900711128317952/STEM/77954cde-73ee-4dc9-a5f7-cfba4eea62ef.png?resizew=162)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d37e636007085d0b2564edac8545f08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eff998d034284391ca064755fa6bf1b.png)
![](https://img.xkw.com/dksih/QBM/2022/1/18/2896884947238912/2900711128317952/STEM/77954cde-73ee-4dc9-a5f7-cfba4eea62ef.png?resizew=162)
A.2 | B.3 | C.4 | D.6 |
更新时间:2022-01-23 16:14:48
|
【知识点】 由平行截线求相关线段的长或比值解读
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【推荐1】如图,直线
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于点
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、
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、
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【推荐2】如图,五线谱是由等距离、等长度的五条平行横线组成的,同一条直线上的三个点
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