document.write( "Question 927223: A triangle has sides of 11 ft, 12 ft, and 15 ft. What is of the angle opposite the shortest side? \n" ); document.write( "
Algebra.Com's Answer #562807 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Use the law of cosines,
\n" ); document.write( "\"cos%28A%29=%2812%5E2%2B15%5E2-11%5E2%29%2F%282%2812%29%2815%29%29\"
\n" ); document.write( "\"cos%28A%29=%28144%2B225-121%29%2F%28360%29\"
\n" ); document.write( "\"cos%28A%29=%28248%29%2F%28360%29\"
\n" ); document.write( "\"cos%28A%29=31%2F45\"
\n" ); document.write( "Time for a calculator.
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