SOLUTION: Please help me find the solution to this problem! If side a = 1, side b = 2, and angle C = 60 degrees, find side c. Thank you for help, Ray!

Algebra ->  Trigonometry-basics -> SOLUTION: Please help me find the solution to this problem! If side a = 1, side b = 2, and angle C = 60 degrees, find side c. Thank you for help, Ray!      Log On


   

Question 150077: Please help me find the solution to this problem!
If side a = 1, side b = 2, and angle C = 60 degrees, find side c.
Thank you for help, Ray!
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
Use the cosine rule --> http://www.acts.tinet.ie/cosinerule_673.html
IN this case use
c%5E2+=+b%5E2+%2B+a%5E2+-+2ab%2AcosC
Now just plug and play