Question

http://tinypic.com/r/aym63t/5
Find the cosine of angle B.

Answer 1

I take it you already have an answer?

Answer 2

yeah but im not sure if its right..

Answer 3

Well, what is it? LOL

Answer 4

its a/h = 26/10 = 13/5

Answer 5

i think? lol

Answer 6

How do you get the concept right but the actual answer wrong? -.-

Answer 7

What's its adjacent side?
(I think I already mentioned this when we talked about the cotangent)

Answer 8

the side next to it yeaahh ?

Answer 9

ohhh its 10 / 26 >.< ?

Answer 10

Yes.
so, simplify, that is, reduce to lowest terms, you get?

Answer 11

5/13

Answer 12

And that's the answer :)

Answer 13

thanks (: (: ! !