Question

Someone plz help me on this one

Answer 1

76

Explanation:

Since this is a right triangle, we can use trig functions

tan ? = opp side/ adj side

tan ? = 40 / 10

tan ? = 4

Taking the inverse of each side

tan ^ -1 (tan ?) = tan ^-1(4)

? =75.96375653

To the nearest degree

? = 76