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13 September, 05:03

A circular foundation has a radius of 9.4 feet. Find it's diameter and circumference to the nearest tenth

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Answers (2)
  1. 13 September, 05:14
    0
    The diameter in a circle is twice the radius which is 18.8 in this situation.

    Circumference is 2 * π * r

    just substitute the values In geometry they use 3.14 for pi sometimes

    so it would be 2 * 3.14 * 9.4

    = 59.03
  2. 13 September, 05:17
    0
    The diameter of the circular foundation would be 18.8 feet, and the circumference would be 59.1 feet.
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