Respuesta :

SupremeStrange

Given:-

  • Height of Cylinder = 21ft.
  • Radius of Cylinder = 7ft.

To Find :-

  • Surface area of Cylinder

Solution :-

  • Formula for finding surface area of Cylinder = 2πr(r+h)

Putting the known values ,

Surface Area = 2×3.14×7(7+21) ft.²

= 1230.88 ft.²

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