Question

me ajudem pfvr
vale notá
urgente​

Answer 1

a) (F) o cos B = 1/2

b) (F) o sen C (a) = 1/2

c) (F) o ângulo B mede 60°

d) (F) o sen B = $\sqrt{3}$/2

e) (F) a tg C (a) = $\sqrt{3}$/3

f) (F) a tg B = $\sqrt{3}$

g) (V)

꧁ Espero ter ajudado :) ꧂