Trigonometria Exemplos

$- \frac{\sqrt{3}}{2}$

Etapa 1

Avalie $\cos (- \frac{\sqrt{3}}{2})$ .

$0.64785934$

Etapa 2

Avalie $\sin (- \frac{\sqrt{3}}{2})$ .

$- 0.76175998$

Etapa 3

Estabeleça as coordenadas $(\cos (θ), \sin (θ))$ .

$(0.64785934, - 0.76175998)$