SOLUTION: suppose that COP and TOD are vertical angles, COP = 11x - 17 and TOD = 9x + 11. determine the value of X and the measure of COP and TOD

Algebra ->  Angles -> SOLUTION: suppose that COP and TOD are vertical angles, COP = 11x - 17 and TOD = 9x + 11. determine the value of X and the measure of COP and TOD      Log On


   

Question 1128337: suppose that COP and TOD are vertical angles, COP = 11x - 17 and TOD = 9x + 11.
determine the value of X and the measure of COP and TOD
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
Vertical angles are angles that are opposite each other, so they are equal.

11x - 17 = 9x + 11
2x = 28

x = 14