a cyclist complete five round of a circular of radius 21m in 12min.find the speed
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The cyclist covers the circumference 5 times, which is= 5(2πr)
=5(2*22/7*21)
=5*132
=660 m²
Time taken= 12 minutes= 720s
s=d/t
=660/720
=11/12 m/s
=5(2*22/7*21)
=5*132
=660 m²
Time taken= 12 minutes= 720s
s=d/t
=660/720
=11/12 m/s
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