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27 December, 05:17

Find the radius of a circle with a circumference of 45π centimeters.

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Answers (2)
  1. 27 December, 06:21
    0
    22.5 cm

    Step-by-step explanation:

    The circumference of a circle is given by

    C = 2*pi*r where r is the radius

    The circumference is 45 pi

    45pi = 2 * pi * r

    Divide each side by 2pi

    45pi/2pi = 2pi*r/2pi

    22.5 = r
  2. 27 December, 06:33
    0
    22.5 cm
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