SOLUTION: Can someone please help me with this problem? Find the measue of side c in the triangle with the following demensions:C= 42 degrees, a= 14, b= 12 a. 24.28 b. 9.50 c. 14.53 d.

Algebra ->  Algebra  -> Triangles -> SOLUTION: Can someone please help me with this problem? Find the measue of side c in the triangle with the following demensions:C= 42 degrees, a= 14, b= 12 a. 24.28 b. 9.50 c. 14.53 d.       Log On

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Question 142688This question is from textbook Precalculus
: Can someone please help me with this problem? Find the measue of side c in the triangle with the following demensions:C= 42 degrees, a= 14, b= 12
a. 24.28
b. 9.50
c. 14.53
d. 11.53
Thanks This question is from textbook Precalculus

Answer by stanbon(48535) About Me  (Show Source):
You can put this solution on YOUR website!
Find the measue of side c in the triangle with the following demensions:C= 42 degrees, a= 14, b= 12
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Use the Law of Cosines:
c^2 = a^2 + b^2 - 2ab*Cos(C)
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cheers,
Stan H.