Question

determine os lados ´´a´´ e ´´b´´ do triangulo ABC:

Answer 1

$\sqrt{3}$ / sen120 = X / sen45

$\sqrt{3}$ / $\sqrt{3} /{2}$ = x / $\sqrt{2} / {2}$

2 = x / $\sqrt{2} / {2}$
 
x = $\sqrt{2}$