Angle F and angle H are supplementary angles.
The measure of angle F is 77º
The measure of angle H is (5x + 18)º
Which equation can be used to find the value of x?
77 + (5x + 18) = 360
77 + (5x + 18) = 90
77 = 5x + 18
77 + (5x + 18) = 180
1 answer
77 + (5x + 18) = 180