Question

Encontre x no triângulo dado????

Answer 1

sen=30°= $\frac{1}{2}$ | 45°= $\frac{V2}{2}$ | 60°= $\frac{V3}{2}$
seno 30°= cateto oposto / hipotenusa
$sen=\frac{1}{2}= \frac{2}{h}$
h=4
x=4