C=2(pi)r Solve for r?

How do you do this? C=2(pi)r. How would you solve for r? Thanks!

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  • 1 decade ago
    Best Answer

    C = 2pi*r (divide both sides by 2pi)

    C/2pi = r

    r = C / 2pi <===ANSWER

  • Rose
    Lv 4
    4 years ago

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    C=2(pi)R Devide both sides by 2(pi) C/(2(pi)) =R

  • 4 years ago

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    RE:

    C=2(pi)r Solve for r?

    How do you do this? C=2(pi)r. How would you solve for r? Thanks!

    Source(s): 2 pi solve r: https://tr.im/Hx8xp
  • 1 decade ago

    C = 2(pi)r (divide both sides by 2pi)

    C/2pi = r

    answer is r = C/2pi

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  • 1 decade ago

    divide both sides by 2pi

  • Anonymous
    1 decade ago

    well you are trying to isolate for r so then you would divide 2pi to the other side and you would get

    c/2pi=r

    Source(s): student
  • 4 years ago

    C=2\pi \:r sovle for k

  • Anonymous
    1 decade ago

    r = 2(pi) over C

    or 2(pi)/C

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