document.write( "Question 367013: The formula r=2sqrt5L can be used to approximate the speed r, in miles per hour, of a car that has left skid marks of length L, in feet. How far will a car skid at 70 mph? \n" ); document.write( "
Algebra.Com's Answer #261655 by mananth(16946)\"\" \"About 
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r=2sqrt5L can be used to approximate the speed r, in miles per hour, of a car that has left skid marks of length L, in feet. How far will a car skid at 70 mph?
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\n" ); document.write( "70 = 2sqrt5L
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\n" ); document.write( "35=sqrt5L
\n" ); document.write( "square both sides
\n" ); document.write( "35^2= 5L
\n" ); document.write( "35^2/5 = L
\n" ); document.write( "L = 245 feet
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\n" ); document.write( "m.ananth@hotmail.ca
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