如图,
中,
,E是边
上的点,先将
沿着
翻折,得到
,边
交
于点 D,再将
沿着
翻折,得到
,点
恰好在
上,此时
,则∠A的度数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a87126a28fb1813c20f39042d972d3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d5e699197a819887a34cf4e11a2fb39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e663220a66eff19da6a71e46b397db2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18743c8af72b34469648451f095fe170.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db5161bd6a63715b63772504f8ba536.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-04-10 15:30:31
|
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【推荐1】如图,将△ABC一角折叠,若∠1+∠2=80°,则∠B+∠C=( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/12/dd9f21ba-8864-4a83-9c4d-ec25bd28727f.png?resizew=179)
A.40° | B.100° | C.140° | D.160° |
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【推荐2】如图,把
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【推荐1】如图,点D,E分别在
上,连接
.若
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,则
的大小为()
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1005d9def461d00556e3aced70ea2f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
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【推荐2】如图,点
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
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【推荐1】如图,将
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![](https://img.xkw.com/dksih/QBM/2021/12/16/2873883358257152/2875321548554240/STEM/7b25b162-0d70-4080-8865-f39c7fa2cf35.png?resizew=200)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
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【推荐2】如图,在△ABD中,∠D=20°,CE垂直平分AD,交BD于点C,交AD于点E,连接AC,若AB=AC,则∠BAD的度数是( )
![](https://img.xkw.com/dksih/QBM/2021/12/16/2873527771185152/2876467539099648/STEM/fa181bfb-c19b-4e25-9362-9d7f917c1ce2.png?resizew=254)
![](https://img.xkw.com/dksih/QBM/2021/12/16/2873527771185152/2876467539099648/STEM/fa181bfb-c19b-4e25-9362-9d7f917c1ce2.png?resizew=254)
A.100° | B.110° | C.120° | D.150° |
您最近一年使用:0次