Question

2) no triângulo retângulo da figura calcule
A)Sen a C) cos a E) tg a

B)sen B D) cos B F) tg B


me ajuda pfv precisa do cálculo ​

Answer 1

$\boxed{\begin{array}{l}\rm a)~\sf sen(a)=\dfrac{12}{13}\\\rm b)~\sf sen(b)=\dfrac{5}{13}\\\rm c) \sf cos(a)=\dfrac{5}{13}\\\rm d)~\sf cos(b)=\dfrac{12}{13}\\\rm e)~\sf tg(a)=\dfrac{12}{5}\\\rm f)~\sf tg(b)=\dfrac{5}{12}\end{array}}$