Shelly and Jamie participate in a street relay race. Jamie must run from point B along AB⌢, which represents part of a roundabout, to pass off the baton to Shelly at point A.

Question

If the central angle measures 123∘, and the radius of the roundabout is 50 meters, how many meters must Jamie sprint to reach Shelly? Use π≈3.14 and round your answer to the nearest meter.

Answer 1

d = (123 / 360)(2π)(50)