问题
选择题
如图,在四边形ABCD中,BC>AB,A在BC的垂直平分线上,D在AC的垂直平分线上,且∠CAD=∠ABD,则∠ABC+∠ADC=
[ ]A.90°
B.120°
C.150°
D.180°
答案
答案:D
如图,在四边形ABCD中,BC>AB,A在BC的垂直平分线上,D在AC的垂直平分线上,且∠CAD=∠ABD,则∠ABC+∠ADC=
[ ]A.90°
B.120°
C.150°
D.180°
答案:D