In the adjacent figure, if ED ∥ AB, ∠A = 60° and ∠B = 80°, then ∠BCD = ___________
A. 140°
B. 80°
C. 60°
D. 20°
Answer:B
In the adjacent figure, if ED ∥ AB, ∠A = 60° and ∠B = 80°, then ∠BCD = ___________
A. 140° B. 80° C. 60° D. 20°