Question

4) Determine o valor de x e y.​

Answer 1

$\sin(60) = \frac{x}{36} \\ \frac{ \sqrt{3} }{2} = \frac{x}{36} \\ 2x = 36 \sqrt{3 } \\ x = \frac{36 \sqrt{3} }{2} \\ x = 18 \sqrt{3}$

$\cos(60) = \frac{y}{60} \\ \frac{1}{2} = \frac{y}{60} \\ 2y = 60 \\ y = \frac{60}{2 } \\ y = 30$