It has two big eyes.Its eyes are big
Its mouth is big.
烽____ 憧____ 灼____
蜂____ 瞳____ 酌____
惕____ 础____ 署____
赐____ 拙____ 暑____
如图,在△ABC中,AB=AC,BD=BC,若∠A=40°,则∠BDC的度数是( )