SOLUTION: If there is a triangle and two of the lengths are 15 and 12 and the angle in between is 25 how do you solve it using law of cosines

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Question 860027: If there is a triangle and two of the lengths are 15 and 12 and the angle in between is 25 how do you solve it using law of cosines
Answer by josgarithmetic(39626) About Me  (Show Source):
You can put this solution on YOUR website!
a%5E2%2Bb%5E2-2ab%2Acos%28gamma%29=c%5E2

"Solve it", must mean, "find the length of the last side".
You are given b, a, and gamma; so finding c is almost a direct computation.