1. A man riding a bicycle completes one lap of a circular field along its circumference at the speed of 79.2km/h in 2 min 40 s What is the area of the field ?
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By: anil on 05 May 2019 01.18 am
Circumference of circular field = Distance covered by cyclist in one lap = (79.2*1000)/3600 * 160 = 3520 m
Hence, radius = 560 m
Area of the field = $$985600 m^{2}$$
Therefore, option A is correct.
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Hence, radius = 560 m
Area of the field = $$985600 m^{2}$$
Therefore, option A is correct.