单选题 适中0.65 引用1 组卷150
如图,△ABC为等边三角形,D、E分别是AC、BC上的点,且AD=CE,AE与BD相交于点P,BF⊥AE于点F,若BP=4,则PF的长( )
![](https://img.xkw.com/dksih/QBM/2018/12/8/2092615741538304/2096066225700864/STEM/69fcfb898fa74314be0b9914ca38bb49.png?resizew=102)
![](https://img.xkw.com/dksih/QBM/2018/12/8/2092615741538304/2096066225700864/STEM/69fcfb898fa74314be0b9914ca38bb49.png?resizew=102)
A.2 | B.3 | C.1 | D.8 |
15-16八年级上·黑龙江哈尔滨·阶段练习
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如图,在直角坐标系xOy中,直线MN分别与x轴,y轴交于点M,N,且OM=4,∠OMN=30°,等边△AOB的顶点A,B分别在线段MN,OM上,点A的坐标为( )
![](https://img.xkw.com/dksih/QBM/2021/7/26/2772192233021440/2778126107492352/STEM/0eefd9f8-121e-40da-8cd7-5de21bb0843b.png)
![](https://img.xkw.com/dksih/QBM/2021/7/26/2772192233021440/2778126107492352/STEM/0eefd9f8-121e-40da-8cd7-5de21bb0843b.png)
A.(1, | B.(1, |
C.( | D.( |
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