Respuesta :

we use the trigonometric identity sine, this is

[tex]\begin{gathered} \sin 25=\frac{opposite}{\text{hypotenuse}} \\ \sin 25=\frac{x}{15} \\ x=15\times\sin 25 \\ x=6.3 \end{gathered}[/tex]

answer: the missing side is 6.3 cm