document.write( "Question 483368: Each straight stretch of a 400-meter running track is 110 m long. Each curved part is 90 m long. Find the distance between the inside curbs of the two straight streches. \n" ); document.write( "
Algebra.Com's Answer #330792 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! 1/2 Circumference=90 m \n" ); document.write( "1 Circumference=180 \n" ); document.write( "2πr=180 \n" ); document.write( "πr=90 \n" ); document.write( "r=90/π \n" ); document.write( "d=2x(90/π)=(180/π)m.. \n" ); document.write( " |