Question

Find the value of x.​

Answer 1

x = 80°

Explanation:

The measure of the angles of the inside of a triangle, when added result in 180°

58° + 42° + x = 180°

x = 180° - 42° - 58°

x = 80°

Answer 2

• x + 42 + 58 = 180
• x + 100 = 180
• x = 80°