document.write( "Question 821261: please help me solve this problem .the wheel of a car complets 2000 revolutions over a distance of 2,5km . calculate the diameter of the wheel. \n" ); document.write( "
Algebra.Com's Answer #493989 by LinnW(1048)\"\" \"About 
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This means that 2000 x circumference of the wheel = 2.5 km
\n" ); document.write( "We will be using the circumference formula C = (pi)D.
\n" ); document.write( "Our first step if to find the circumference.
\n" ); document.write( "2000C = 2.5
\n" ); document.write( "Divide each side by 2000
\n" ); document.write( " C = 2.5/2000
\n" ); document.write( " C = (2500 meters)/2000
\n" ); document.write( " C = 1.25 m
\n" ); document.write( "Since C = (pi)D
\n" ); document.write( " 1.25 = (pi)D
\n" ); document.write( "Divide each side by (pi)
\n" ); document.write( " 1.25/(pi) = D
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