Find the value of x in the diagram above.
∠\angle∠N + ∠\angle∠P + ∠\angle∠M = 180 ( sum of angles in △\triangle△ NPM)
65º + 55º + ∠\angle∠M = 180
∠\angle∠M = 180 - 65 - 55 = 60º
x + ∠\angle∠M = 180(opp interior angles of parallel lines are supplementary)
x = 180 - 60 = 120º
