Question

Solve for the measure of angle 7

Answer 1

Answer:

7 is 35°

Step-by-step explanation:

The measure of an exterior angle is equal to the sum of opposite interior angles.

So 4x - 80 = x + x - 10

4x - 2x = 80 - 10

2x = 70 , x = 35°

Hence 7 is 35°