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如图,已知∠1=70°,如果CD∥BE,那么∠B的度数为( ) A.70° B....
如图,已知∠1=70°,如果CD∥BE,那么∠B的度数为( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101191045942088124/SYS201311011910459420881003_ST/images0.png)
A.70°
B.100°
C.110°
D.120°
考点分析:
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