Question

Law of cosines

Answer 1

I'm looking for angle A.

Answer 2

@IrishBoy123

Answer 3

OK :p

Answer 4

that's confusing

Answer 5

i'm confused

Answer 6

@BloomLocke367
for law of cosines, think Pythagoreas Theorem with added power

if you want to understand it, that's where to start.

if you just want the answer, there will be no limit to the amount of online calculators that will do the work for you.

otherwise, you have to walk the long mile.