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7 May, 09:05

1. A circular swimming pool 21 feet in diameter. What is the circumference of the swimming pool? Use 22/7 for / pi.

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Answers (2)
  1. 7 May, 09:15
    0
    66.

    following the rule pi•diameter = circumference, multiply 22/7 with 21 feet, reaching a total of 66 feet in circumference.
  2. 7 May, 09:30
    0
    66 ft

    Step-by-step explanation:

    c = 22/7 x diameter

    c=22/7 x 21/1

    c=22/1 x 3/1 - you cross simplified

    c = 66 ft
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