Answers

2016-03-13T16:38:57+05:30
Circumfarance of a circle is
    2 pi r
  where r denotes the radius of the circle
             
                 hope it helps you
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2016-03-13T16:39:27+05:30
Circumference of circle :2 π r
 value of π : 22/7 or 3.14
r = radius of circle

1 5 1
mark as brainliest , if helpful plzz