Question

In the figure below, m∠1 = x and m∠2 = x - 8. Which statement could be used to prove that x = 49?

Answer 1

see explanation

Explanation:

∠ 1 + ∠ 2 = 90, that is

x + x - 8 = 90

2x - 8 = 90 ( add 8 to both sides )

2x = 98 ( divide both sides by 2 )

x = 49