Respuesta :

msm555

Answer:

Solution given:

angle : 80°

hypotenuse:y=?

opposite=21

we have

Sin 80=[tex]\frac{opposite} {hypotenuse}=\frac{21}{y}[/tex]

doing crisscrossed multiplication

we get

y=[tex]\frac{21}{Sin 80°}[/tex]

y=21.32