document.write( "Question 354082: if the diameter of a wheel is 2 feet.approximately how many times it rotates to cross 2 miles? \n" ); document.write( "
Algebra.Com's Answer #253097 by mananth(16946)![]() ![]() You can put this solution on YOUR website! diameter = 2feet \n" ); document.write( "cicumference = pi*d \n" ); document.write( "=3.142*2 \n" ); document.write( "=6.284 feet. \n" ); document.write( "when the wheel makes one rotation it travels 6.284 feet. \n" ); document.write( "it has to travel 2 miles \n" ); document.write( "1 mile = 5280 feet \n" ); document.write( "2 miles = 10560 feet \n" ); document.write( "number of rotations = 10560/6.284 \n" ); document.write( "= 1680 rotations \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |