Help! Solve for the value of k

k = 42

Step-by-step explanation:

These are complementary angles so they add to 90°

90 = 47 + (k + 1)

90 - 47 = k + 1

43 = k + 1

k = 42

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right