∠ 1 = 39°, ∠ 2 = 51°
Step-by-step explanation:
∠ 1 and ∠ 2 are complementary angles, that is sum to 90°. then
x + 22 + 3x = 90
4x + 22 = 90 ( subtract 22 from both sides )
4x = 68 ( divide both sides by 4 )
x = 17
Thus
∠ 1 = x + 22 = 17 + 22 = 39°
∠ 2 = 3x = 3 × 17 = 51°