1 . 如图,正方形
的边长为
,点
是边
上一动点
不与点
,
重合
,过点
作
交正方形外角的平分线
于点
,交
于点
,连接
,有下列结论正确的有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/6/80125eda-850e-4a1c-b535-fbd433f6d774.png?resizew=165)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd995178601c2ad7b40f973d268c7bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/992a19339adac3a2f1aab1fbc11b1c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cae70b8a9d2d2e96dea62c00ced04b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/6/80125eda-850e-4a1c-b535-fbd433f6d774.png?resizew=165)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
名校
2 . 如图,在
中,
,
,在
边取一点D,使
,连接
,过点C作
的垂线l,交
于点M,交
于点N,连接
,过点B作
,交直线l于点E.给出以下四个结论,其中正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/18/53d1f687-28d6-461f-9a62-2085e39c324f.png?resizew=139)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b10134e7a46e6f6f7cb9d5e2371727d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d78524f98b01fa1dadfd277939665b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3533837e3d08c461dea031a44e5424d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ea9d3df7c2bcdf135dedd1554fb82b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/18/53d1f687-28d6-461f-9a62-2085e39c324f.png?resizew=139)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
3 . 如图,在□ABCD中,CD=2AD,BE⊥AD于点E,F为DC的中点,连结EF,BF.下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/2022/4/28/2968003536273408/2969378780512256/STEM/20419ff3-9feb-4c86-8df7-3104063e2e1b.png?resizew=292)
![](https://img.xkw.com/dksih/QBM/2022/4/28/2968003536273408/2969378780512256/STEM/20419ff3-9feb-4c86-8df7-3104063e2e1b.png?resizew=292)
A.∠ABC=2∠ABF | B.EF=BF | C.S四边形DEBC=2S△EFB | D.∠CFE=4∠DEF |
您最近一年使用:0次