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9 November, 04:33

The figure below shows a rope that circles the Earth. The radius of the Earth is 637163716371 kilometers. Assuming the rope makes a perfect circle, what is the length of this rope? Give your answer in terms of pi.

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  1. 9 November, 04:42
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    The length of the rope for this case is given by the length of the circumference.

    We have then:

    C = 2 * pi * R

    Where,

    R: Earth radio.

    We have then:

    C = 2 * pi * (6371)

    C = 12742 * pi

    Answer:

    the length of this rope is:

    C = 12742 * pi
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