Question

Need help. thank you

Answer 1

X=70.53 ^^^^^ is correct

Answer 2

x = 70.53 degrees

Explanation:

equation:

cos-1 =
`(adjacent)/(hypotenuse)`

⇒ cos-1 x =
`(4)/(12)`

⇒ cos-1 x = 0.33

⇒ x = 70.528

round to the nearest tenth:

⇒ 70.53