Question

Need help. thank you

Answer 1

Answer:

x = 70.53 degrees

Step-by-step explanation:

equation:

cos-1 = $\frac{adjacent}{hypotenuse}$

⇒ cos-1 x = $\frac{4}{12}$

⇒ cos-1 x = 0.33

⇒ x = 70.528

round to the nearest tenth:

⇒ 70.53

Answer 2

X=70.53 ^^^^^ is correct