njsd7a2vielinashkate njsd7a2vielinashkate
  • 24-03-2017
  • Spanish
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The radius of a circle is 9 feet. what is the circumference? r=9 ft

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wendy40
wendy40 wendy40
  • 24-03-2017
Circumference is 2pir.

2 x 3.14 x 9 = 56.52 feet
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izyG11 izyG11
  • 24-03-2017
56.52 feet; You need to multiply 2*pie(3.14)* the radius.
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