feranmi70 feranmi70
  • 13-06-2020
  • Mathematics
contestada

Industrial chemicals are stored in 55-gallon drums. The radius of the drum is 12 inches, and the height is 32 inches. Determine the surface area of the drum.

Respuesta :

caelynserrao
caelynserrao caelynserrao
  • 13-06-2020

Answer:

The surface area is 3317.52 inch^2

Step-by-step explanation:

The drum is in the shape of a cylinder, therefore..

Area of the drum

=2πrh+2πr^2

=2*π*12*32+2·π*12^2

= 3317.52 inch^2

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