a road roller makes 1400 revolution .if the radius of the roller is 2.5m, the distance covered is
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it is the distance of 1 revolution and then multiply by 1400
it is the distance of 1 revolution and then multiply by 1400
sudhanshu40:
what
in which class do you study
7 class
2 pie r means circumference of the circle
Answered by
22
Heya,
Circumference = 2πr
Circumference = 2 × 22 / 7 × 2.5
Circumference = 110 / 7
Circumference = 15.714285
Circumference = 15.71
Distance covered = 15.71 × 1400
Distance covered = 21994m
Hope my answer helps you :)
Regards,
Shobana
Circumference = 2πr
Circumference = 2 × 22 / 7 × 2.5
Circumference = 110 / 7
Circumference = 15.714285
Circumference = 15.71
Distance covered = 15.71 × 1400
Distance covered = 21994m
Hope my answer helps you :)
Regards,
Shobana
wrong
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