A football has a diameter of 24 cm. How many times it must be rolled over to travel from one end of a 100 meter long playground to the other en
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perimeter of the football is to be calculated.
perimeter=2πr= 2*(22/7)*12= 75.43cm
therefore for one rotation ball concerned 75.43cm
no. of rotations the ball has to cover entire field of 100m is 100/0.7543=132.6
so 133 times it must be rolled
perimeter=2πr= 2*(22/7)*12= 75.43cm
therefore for one rotation ball concerned 75.43cm
no. of rotations the ball has to cover entire field of 100m is 100/0.7543=132.6
so 133 times it must be rolled
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