algebra

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can you tell me what is the radius for 9in for a circle

  • algebra -

    What is 9 inches? Is it the diameter? the circumference?

  • algebra -

    ircumfrence

  • algebra -

    C = pi * d
    9 = 3.14 * d
    9 / 3.14 = d

    ? = d

    The radius is half of the diameter.

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