document.write( "Question 79962: 48. The formula v=2sqrt6L is used by police to estimate the speed of car, V, in miles per hour based on the length of its skid marks (L, in feet) on dry pavement. How far will a car skid at a speed of 72 miles per hour? \n" ); document.write( "
Algebra.Com's Answer #57415 by checkley75(3666)\"\" \"About 
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72=2sqrt6*L
\n" ); document.write( "72/2=sqrt6L
\n" ); document.write( "36=sqrt6L
\n" ); document.write( "36^2=6L
\n" ); document.write( "1296=6L
\n" ); document.write( "L=1296/6
\n" ); document.write( "L=216 estimated length of the skid @ 72 MPH. \r
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