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23-04-2021
Mathematics

contestada

What is the surface area of the cylinder? Use 3,14 for pi and round your answer to the nearest hundredth.

What is the surface area of the cylinder Use 314 for pi and round your answer to the nearest hundredth class=

Respuesta :

samuelonum1 samuelonum1

28-04-2021

Answer:

B. 226.08 sq in

Step-by-step explanation:

Given data

r= 3 in

h= 9in

The expression for the surface area of a cylinder is

A=2πrh+2πr^2

Substitute

A= 2*3.142*3*9+ 2*3.142*3^2

A= 169.668+ 2*3.142*9

A= 169.668+ 56.556

A=226.224 sq in

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