Question

In triangle ABC, a = 5, b = 9, and c = 6. Find angle A, angle B, and angle C.

a. 38.9°, 109.5°, 331.6°
b.31.6°, 109.5°, 38.9°
c. 109.5°, 31.6°, 38.9°
d. 331.6°, 38.9°, 109.5°

Answer 1

well, first off you know that since a<c<b,
A<C<B (law of sines)
That means (b)

Answer 2

thanks steve for your help.