解:∵∠A=110,AB=AC∴∠ABC=∠ACB=(180-∠A)/2=(180-110)/2=35∵BD平分∠ABC∴∠CBD=∠ABC/2=35/2∵BD=EB∴∠DEB=(180-∠CBE)/2=(180-35/2)/2=325/4=81.25°
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