Respuesta :

Answer:

x = 14.1

Explanation:

To solve for x in the given right triangle, we use:

[tex]\cos \theta=\frac{\text{adjacent}}{\text{hypotenuse}}[/tex][tex]\begin{gathered} \cos 42=\frac{x}{19} \\ \\ x=19\cos 42 \\ =14.1 \end{gathered}[/tex]