SOLUTION: A circular bicycle track is built with a radius 45m. what will be the total length, in meters of the rail built at the outer edge of the track? (Answer in terms of pi)

Question 1026454: A circular bicycle track is built with a radius 45m. what will be the total length, in meters of the rail built at the outer edge of the track? (Answer in terms of pi)
Answer by ikleyn(52814) (Show Source): You can put this solution on YOUR website!
.
A circular bicycle track is built with a radius 45m. What will be the total length, in meters of the rail
built at the outer edge of the track? (Answer in terms of pi)
~~~~~~~~~~~~~~~~~~~~~~~~~~~

It is  =  = 

measured along the internal circular board of the rail.

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