SOLUTION: Using the Law of Cosines, find the side of a triangle in which the other two sides measure 75" and 46" respectively, and their included angle in 110 degrees. Show all work.

Algebra ->  Triangles -> SOLUTION: Using the Law of Cosines, find the side of a triangle in which the other two sides measure 75" and 46" respectively, and their included angle in 110 degrees. Show all work.      Log On


   

Question 918179: Using the Law of Cosines, find the side of a triangle in which the other two sides measure 75" and 46" respectively, and their included angle in 110 degrees. Show all work.
Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!





      x2 = 752 + 462 - 2*75*46*cos(110°)

      x2 = 5625 + 2116 - 6900*(-0.3420201433)

      x2 = 7741 + 2359.938989

      x2 = 10100.93898

      x = 100.5034277"

Edwin