Question 6 In the figure, if ∠OAB=40∘, the ∠ACB is equal to (A) 50∘ (B) 40∘ (C) 60∘ (D) 70∘

Question 6 In the figure, if ∠OAB=40∘, the ∠ACB is equal to (A

1.	Question 6 In the figure, if ∠OAB=40∘, the ∠ACB is equal to (A) 50∘ (B) 40∘ (C) 60∘ (D) 70∘
Answer» Question 6 In the figure, if $∠ O A B = 40^{\circ}$ , the $∠ A C B$ is equal to (A) $50^{\circ}$ (B) $40^{\circ}$ (C) $60^{\circ}$ (D) $70^{\circ}$