document.write( "Question 144885: In triangle ABC, given the following measures, find the measure of the missing side a=14.2, c=13.9, m of angle B=27.7 \n" ); document.write( "
Algebra.Com's Answer #105977 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Use the cosine law:
\n" ); document.write( "\"c%5E2+=+a%5E2+%2B+b%5E2+-+2abcos%28C%29%29\" where C is the angle between the 2 known sides. In this case the angle is between the 2 sides tho it's called B.\r
\n" ); document.write( "\n" ); document.write( "Make and Excel sheet to solve these, and other trig problems, so you don't have to do the same thing over and over.\r
\n" ); document.write( "\n" ); document.write( "Side b = 6.73290519
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