问题:
已知,如图,AB∥CD,∠A=70°,∠B=40°,则∠ACD=
[ ]
A.55°
B.70°
C.40°
D.110°
已知,如图,AB∥CD,∠A=70°,∠B=40°,则∠ACD=
B.70°
C.40°
D.110°
[ ]
A.55° B.70°
C.40°
D.110°
参考答案: