Question

Solve the triangle.

A = 48°, a = 32, b = 27

I am completely blanking on how to do this, so if you could please do a step by step process, that would be greatly appreciated :)

Answer 1

solve for what?

Answer 2

solve for c?

Answer 3

Solve for B, C, and c.

Answer 4

Is this a right triangle?

Answer 5

It doesn't say, but I don't think it is; however, I'm not sure.

Answer 6

is there a picture of it?

Answer 7

No. Literally the only thing they give is exactly what I posted.

Answer 8

triangles = 180 degrees
48 + B + C = 180
B + C = 132

Answer 9

B = 132 - C
C = 132 - B

Answer 10

Use the cosine rule

Answer 11

I am so sorry, but can you please refresh me on the cosine rule?

Answer 12

http://img.docstoccdn.com/thumb/orig/122204151.png

Answer 13

Just rearrange it for c^2

Answer 14

Can you help me plug it in? I'm still confused. Also, isn't there then something with the arccos at the end?

Answer 15

https://answers.yahoo.com/question/index?qid=20140501180640AA8Hw0D