题型:单选题
难度:0.65
引用次数:491
题号:12666128
已知如图,BD为
ABC的角平分线,且BD=BC,E为BD延长线上一点,BE=BA,过点E作EF⊥AB于点F,则下列结论:①
EBC可由
ABD绕点B旋转而得到;②∠BCE+∠BCD=180º;③∠ABE=∠DAE;④BA+BC=2BF;正确的个数为( )
![](https://img.xkw.com/dksih/QBM/2021/3/3/2670156638027776/2675813414887424/STEM/dbdc90ae-8c1c-41c6-9a31-fb1c645fe47f.png?resizew=172)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
![](https://img.xkw.com/dksih/QBM/2021/3/3/2670156638027776/2675813414887424/STEM/dbdc90ae-8c1c-41c6-9a31-fb1c645fe47f.png?resizew=172)
A.4 | B.3 | C.2 | D.1 |
更新时间:2021-03-11 22:19:14
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