如图,一块含
角的三角板在直线
、
之间,已知直线
,直线
分别与直线
,
相交,
,则
的度数为______ °
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bc8444d63d1ca92651c62fe9b220859.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ee4e0de0c1de0835766b7f627f348c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/21/6381939b-dfd3-4d67-a997-86f2b50a2f24.png?resizew=166)
更新时间:2023-07-21 12:03:14
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【推荐1】如图,直线
,将一块含
角的直角三角板
按如图方式放置
,其中一条直角边的两顶点
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,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cc310194575262fb45352c2fbc19868.png)
______ 度.
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【推荐2】将一副直角三角尺如图放置,若
,则
的大小为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58aa4576b6abb451ca374746a0a10114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22df2977de56cc69be0c1e847653d7a.png)
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【推荐1】如图,AB∥CD,EF交CD于点H,EG⊥AB,垂足为G,已知∠CHE=120°,则∠FEG=_______ .
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【推荐2】如图,将一张长方形纸片ABCD沿EF折叠,使点D与点B重合,点C落在C'的位置上.
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![](https://img.xkw.com/dksih/QBM/2016/12/30/1633718251855872/1633718252109824/STEM/346aa1b0313146de8d6c77c85dd45c4f.png?resizew=183)
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