Question

tabela
seno
cosseno
tangente ​

Answer 1

Resposta:

seno 1,2,3

cosseno 3,2,1

tg, 3,1,3

seno e cosse todos por 2, raiz de 2 e 3

Answer 2

Resposta:

$\left[\begin{array}{ccc}\frac{1}{2} &\frac{\sqrt{2} }{2} &\frac{\sqrt{3} }{2} \\\frac{\sqrt{3} }{2} &\frac{\sqrt{2} }{2} &\frac{1}{2} \\\frac{\sqrt{3} }{3} &1&\sqrt{3} \end{array}\right]$