问题:
如图,AB="AC" , BD="BC," ∠A=40°则∠ABD的度数是( )
A.20
B.25
C.30
D.40
如图,AB="AC" , BD="BC," ∠A=40°则∠ABD的度数是( )
A.20 | B.25 | C.30 | D.40 |
参考答案: