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in a racing competition a car is driving at 69km/h and the driver can complete 8 full circles in 6 mins. calculate the radius of the circular path in meters?

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Circumference = 2πR
8*(2πR)/6min.=69 km/h
16πR*10/60min.=69 km/h
160πR /h = 69 km/h
160πR = 69000m
Solve for R
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