如图,已知AB∥CD,EG平分∠BEF,若∠EFG=40°,则∠EGF为( )
![](https://img.xkw.com/dksih/QBM/2022/5/5/2972959059509248/2974185026600960/STEM/f4d345b4-4ccb-489c-87a0-b3aa59997da4.png?resizew=244)
![](https://img.xkw.com/dksih/QBM/2022/5/5/2972959059509248/2974185026600960/STEM/f4d345b4-4ccb-489c-87a0-b3aa59997da4.png?resizew=244)
A.40° | B.50° | C.70° | D.140° |
更新时间:2022-05-07 11:37:50
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【推荐1】如图,直线AB与CD相交于点O,OE平分∠AOC且∠AOC=80°,则∠BOE的度数为( )
![](https://img.xkw.com/dksih/QBM/2019/1/21/2123743948808192/2126266909327360/STEM/80ff945fdc324b7a9979e6c81e4ef1bf.png?resizew=130)
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A.140° | B.100° | C.150° | D.40° |
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【推荐2】如图,线段
相交于点O,连接
,
平分
,
平分
,则
,
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满足的关系式是( )
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/727ad3e630a224303d6d3b8ad5c114ba.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图,一块直角三角板EOF与一把直尺ABCD放置在一起,若∠1=25°,则∠2的度数为( )
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A.30° | B.45° | C.60° | D.65° |
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【推荐2】下列说法正确的是( )
A.内错角相等 | B.两直线平行,同旁内角相等 |
C.同位角相等 | D.过直线外一点有且只有一条直线与已知直线平行 |
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【推荐1】如图所示,在
中,
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至点F,连接
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】下列命题中,假命题 是( )
A.对顶角相等 |
B.同一平面内,过一点有且只有一条直线与已知直线垂直 |
C.在同一平面内三条直线![]() ![]() ![]() ![]() ![]() ![]() |
D.两条直线被第三条直线所截,同旁内角互补 |
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【推荐1】如图,直线
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A.35° | B.30° | C.45° | D.25° |
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