单选题 适中0.65 引用1 组卷249
如图,∠1=∠2,∠3=75°,则∠4的度数为( )
![](https://img.xkw.com/dksih/QBM/2019/1/27/2127651922231296/2131839557156864/STEM/338796e9f97c4bf6bcf77b1af78e4595.png?resizew=106)
![](https://img.xkw.com/dksih/QBM/2019/1/27/2127651922231296/2131839557156864/STEM/338796e9f97c4bf6bcf77b1af78e4595.png?resizew=106)
A.75° | B.70° | C.60° | D.50° |
18-19七年级下·全国·课后作业
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如图,点E、F分别是AB、CD上的点,点G是BC的延长线上一点,且∠B=∠DCG=∠D,则下列判断错误的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/11/15049440-b15a-4c9e-9a88-8470881d8da6.png?resizew=161)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/11/15049440-b15a-4c9e-9a88-8470881d8da6.png?resizew=161)
A.∠ADF=∠DCG | B.∠A=∠BCF |
C.∠AEF=∠EBC | D.∠BEF+∠EFC=180° |
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