Find the value of x. Round your answer to the nearest tenth.

Tyler Pfaff asked Feb 17, 2023

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Tyler Pfaff asked Feb 17, 2023

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15 votes

Answer:

x ≈ 36.9°

Explanation:

Using the cosine ratio in the right triangle

cos x =
(adjacent)/(hypotenuse) =
(AB)/(BC) =
(12)/(15) , then

x =
cos^(-1) (
(12)/(15) ) ≈ 36.9° ( to the nearest tenth )

Vvanpelt answered Feb 22, 2023

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