Answer / bhushan nehete

Length Of Ring Is 3.14 x 27 =84.78mm

Answer / yuvaraj

Mr. Bhushan also right or otherwise value u will put in
this formula 2(pai)r
r = Radius
pai = 3.14.

Answer / hardik085gmdc

circumfernce of circle is =pi *d
so length of ring= 3.147*d =84.78 mm

Answer / deepak kumar singh

length of ring= 3.147*d =84.78mm

Answer / hameedwahab

πD - where D is a mean dia. Do not calculate with 27mm.

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