SOLUTION: a bike wheel has a radius of 10in what is its circumfrence

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Question 415986: a bike wheel has a radius of 10in what is its circumfrence
Answer by praseenakos@yahoo.com(507) About Me  (Show Source):
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radius = 10 inches

circumference = +2+pi+%28r%29%5E2
circumference = +2+%283.14%29+%2810%29%5E2
circumference = +2+%283.14%29+%28100%29
circumference = +6.28+inches