Respuesta :

Answer:

[tex]sin(-\theta)=\frac{3}{4}[/tex]

Step-by-step explanation:

Given:

180°<θ<270° and [tex]sin(\theta)=-\frac{3}{4}[/tex]

We know for any angle [tex]\theta[/tex],

[tex]sin(-\theta)=-sin(\theta)[/tex]

∴[tex]sin(-\theta)=-(-\frac{3}{4})=\frac{3}{4}[/tex]