SOLUTION: a triangle has the sides 18m by 90m by 105 m. what are its angles? I think you are supposed to use the law of sines or law of cosines but im not sure which one is most suited for t

Algebra ->  Trigonometry-basics -> SOLUTION: a triangle has the sides 18m by 90m by 105 m. what are its angles? I think you are supposed to use the law of sines or law of cosines but im not sure which one is most suited for t      Log On


   

Question 542143: a triangle has the sides 18m by 90m by 105 m. what are its angles? I think you are supposed to use the law of sines or law of cosines but im not sure which one is most suited for this question.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
You would use the law of cosines since the law of sines needs at least one angle known.