Question

Solve for x in the triangle. Round your answer to the nearest tenth.
X
13
24°

Answer 1

x ≈ 11.9

Explanation:

using the cosine ratio in the right triangle

cos24° =
`(x)/(13)` ( multiply both sides by 13 )

13 × cos24° = x , that is

x ≈ 11.9 ( to the nearest tenth )