如图,在
中,
,将
沿
折叠,使点A落在
边上
处,下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/17/b2d41d30-a62f-488c-ac7a-07ebac0a5455.png?resizew=140)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b57fdd2a3642716fcf5100011eb3ec88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/17/b2d41d30-a62f-488c-ac7a-07ebac0a5455.png?resizew=140)
A.![]() | B.![]() |
C.![]() | D.无法判断![]() ![]() |
更新时间:2024-01-17 21:21:28
|
【知识点】 三角形折叠中的角度问题解读
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【推荐1】如图,在
中,M,N分别是边
上的点,将
沿
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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较易
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【推荐2】如图①是一张画有小方格的等腰直角三角形纸片,将图①按箭头方向折叠成图②,再将图②按箭头方向折叠成图③,再沿直线l剪掉直线l上方的三角形部分,最后把剩余部分展开,所得到的图形是( ).
![](https://img.xkw.com/dksih/QBM/2021/9/22/2813628734840832/2814196927193088/STEM/83265cf6-e139-4f79-95dd-99da56113ed6.png)
![](https://img.xkw.com/dksih/QBM/2021/9/22/2813628734840832/2814196927193088/STEM/83265cf6-e139-4f79-95dd-99da56113ed6.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次