Math, asked by TopperBOYLUCKY, 5 months ago

find the length of the paper which was rolled to make a cylinder of radius 21 cm

Answers

Answered by ajsheetal

2

length of the paper = the perimeter of flat circular surface of the cylinder

radius of the cylinder = 21cm

perimeter = 2πr = 2 x 22 x 21

7

=> 2 x 22 x 3

=> 132cm

I hope it helps you.

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