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)![]() ![]() You can put this solution on YOUR website! 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( "... \n" ); document.write( "70 = 2sqrt5L \n" ); document.write( "/2 \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 \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |