Answer:
The correct answer is A) 76 degrees
Explanation:
In order to solve the equation for mT, we can use trigonometric functions. Since we are given the side adjacent to the angle and the hypotenuse, we'll use cos.
Cos(α) = ADJ/HYP
Cos(α) = 4/17
Cos-1(α) = .235
α = 76 degrees