如图,△EFG 的三个顶点 E,G 和 F 分别在平行线 AB,CD 上,FH 平分∠EFG,交线段 EG 于 点 H,若∠AEF=36°,∠BEG=57°,则∠EHF 的大小为( )
![](https://img.xkw.com/dksih/QBM/2021/5/5/2714304787464192/2716607806480384/STEM/d94cc67980c84f23a280227194934c53.png?resizew=172)
![](https://img.xkw.com/dksih/QBM/2021/5/5/2714304787464192/2716607806480384/STEM/d94cc67980c84f23a280227194934c53.png?resizew=172)
A.105° | B.75° | C.90° | D.95° |
更新时间:2021-05-24 15:22:08
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【推荐1】如图,AE
FD,AE=DF,要使
EAB≌
FDC,需要添加的条件可以是( )
![](https://img.xkw.com/dksih/QBM/2020/10/10/2568176317685760/2569306306691072/STEM/243dced8847c47dcab2d81e730442645.png?resizew=140)
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A.AB=BC | B.EB=FC | C.∠A=∠F | D.AB=CD |
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【推荐2】如图,在
中,已知
和
的平分线相交于点
,过点
作
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于点
,交
于点
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,
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的周长为( )
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A.10 | B.11 | C.12 | D.13 |
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A.1 | B.2 | C.3 | D.4 |
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【推荐2】如图,在△ABC中,∠A=52°,∠ABC与∠ACB的角平分线交于D1,∠ABD1与∠ACD1的角平分线交于点D2,依此类推,∠ABD4与∠ACD4的角平分线交于点D5,则∠BD5C的度数是( )
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A.76° | B.60° | C.56° | D.94° |
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