若△ABC≌△DEF,∠C=30°,那么∠F=______.
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若△ABC≌△DEF,∠C=30°,那么∠F=______. |
答案
∵△ABC≌△DEF,∠C=30°,![](http://img.shitiku.com.cn/uploads/allimg/20191027/20191027041622-44784.png) ∴∠F=∠C=30°, 故答案为:30°. |
举一反三
如图,△ABC≌△CDA,AB=4,BC=5,AC=6,则△ADC的周长为( )
![](http://img.shitiku.com.cn/uploads/allimg/20191027/20191027041618-19443.png) |
已知△ABC≌△DEF,且△DEF的周长为6cm,则△ABC的周长为( ) |
如图所示,△ABC≌△ADE,BC的延长线交DA于F,交DE于G,∠ACB=∠AED=105°,∠CAD=15°,∠B=∠D=30°,则∠1的度数为______度.
![](http://img.shitiku.com.cn/uploads/allimg/20191027/20191027041607-93309.png) |
已知△ABC≌△DEF,若∠A=80°,∠B=30°,则∠F=______°;若△ABC的周长为32,AB=10,BC=14,则DE=______,DF=______. |
如图,△OCA≌△OBD,点C和点B,点A与点D是对应点,则下列结论错误的是( )A.∠COA=∠BOD | B.∠A=∠D | C.CA=BD | D.OB=OA |
![](http://img.shitiku.com.cn/uploads/allimg/20191027/20191027041600-84222.png) |
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