Question

If COS B=5/6, solve the triangle if c=6.

Answer 1

@qpHalcy0n

Answer 2

Remember the cosine is adj/hyp. Here, b is the adjacent side. So what's b?

Answer 3

what does a=?, A=?, B=?

Answer 4

the adjacent side

Answer 5

5

Answer 6

now what?

Answer 7

Well, you know a side and a hypotenuse. Find a.

Answer 8

can u plz do this fast so I can get thru laws of sines and co sines

Answer 9

No, I'm sorry. I can't just solve your problems for you. I can lead you to the correct answer. When you take your test, answers won't help you.

Answer 10

i no I will ask my teacher b4 the test

Answer 11

So you can find a by the pythagorean theorem

Answer 12

a=root11

Answer 13

now I need to find A and B