In quadrilateral ABCD, if ∠ A=60∘ and ∠ B:∠ C:∠ D=2:4:6, then find the measure of ∠ C.

In quadrilateral ABCD, if ∠ A=60∘ and ∠ B:∠ C:∠ D=2:4:6, the

1.	In quadrilateral ABCD, if ∠ A=60∘ and ∠ B:∠ C:∠ D=2:4:6, then find the measure of ∠ C.
Answer» In quadrilateral ABCD, if $∠ A = 60^{\circ}$ and $∠ B : ∠ C : ∠ D = 2 : 4 : 6$ , then find the measure of $∠ C .$