Find the best answers to your questions with the help of IDNLearn.com's knowledgeable users. Get the information you need from our community of experts, who provide detailed and trustworthy answers.
We use the trigonometric function sin, because the known sides of the triangle.
[tex]\begin{gathered} \sin x=\frac{5.8}{7.6}=0.7632 \\ x=\sin ^{-1}0.7632 \\ x=49.7 \end{gathered}[/tex]Do not forget to set up your calculator in degrees!