(don't solve this problem, i just want to know whether I should use law of sine or cosine)
To determine the distance btw 2 points A & B, a surveyor chooses a point C that is 375 yards from A and 530 yards from B. If angle BAC=49degrees approximate distance btw A and B.

Question

(don't solve this problem, i just want to know whether I should use law of sine or cosine)
To determine the distance btw 2 points A & B, a surveyor chooses a point C that is 375 yards from A and 530 yards from B. If angle BAC=49degrees approximate distance btw A and B.

watermelon14 · Answer

@ganeshie8 please?

anonymous · Answer

Draw the sketch, I think Cosines should work nicely.

watermelon14 · Answer

yeah i drew it and did cosine and for the answer i got 404. but my teacher did it and he got 690 using sine. but idk how sine would work for this