Math, asked by maths91, 1 year ago

a person runs a circular path of radius 21m in 44 second then find the speed in km/hr

Answers

Answered by utkbkkh

1

Circumference of Circular path= 2 pie *r
=2*21*pie
=2*21*22/7
=308m
Using the formula,
Speed= Distance/Time, we get
Speed=308/44
=7m/s
=25.2km/h

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