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如图,∠A=15°,AB=BC=CD=DE=EF,则∠DEF为
A.90°
B.75°
C.70°
D.60°
如图,∠A=15°,AB=BC=CD=DE=EF,则∠DEF=________.
如图,∠A=15°,AB=BC=CD=DE=EF,则∠FEG为
A.60°
B.70°
C.75°
D.90°
如图,∠A=15°,AB=BC=CD=DE=EF,则∠FEM=________.