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Trigonometry

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Your horse on a merry-go-round is 18.3 m from the center. Suppose the merry-go-round makes 12.4 rev per ride. If you take 3 rides, through what angle do you move and how many meters do you travel?

  • Trigonometry - ,

    12.4rev/ride * 3rides = 37.2 Revs.

    A = 37.2rev * 360Deg/rev = 13,392o =
    233.6 Radians.

    Circumference=pi*2r = 3.14*36.6=114.92
    m.

    d = 37.2rev * 114.92m/rev = 4275.2 m.
    traveled.

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