SOLUTION: A wheel is rotating at an angular velocity of 1.2pi radians/s, while a point on the circumefence of the wheel travels 9.6pi m in 10s what is the radius of the wheel

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Question 366690: A wheel is rotating at an angular velocity of 1.2pi radians/s, while a point on the circumefence of the wheel travels 9.6pi m in 10s
what is the radius of the wheel

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
From the formula v = r*a, where v is the linear velocity, r = radius, and a = angular velocity, we get r = v/a. Now v+=+9.6pi%2F10+=+0.96pim/s, and a+=+1.2pirad/s. Then r+=+%280.96pi%29%2F%281.2pi%29+=+0.8pi meters.