Length and breadth of a piece of rectangular wire are 18cm and 15cm it is bent into the shape of a circle find the diameter of the circle
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perimeter of rectangular wire = circumference of circle
2(l+B) =2 πr
33 = 22/7 r
r = 7*33/22
r = 21/2
diameter = 2r= 21cm
2(l+B) =2 πr
33 = 22/7 r
r = 7*33/22
r = 21/2
diameter = 2r= 21cm
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