15) The diameter of a cylinder is 12 and height is 11. Find the surface area of the figure.

1 answer:

kirza4 [7]3 years ago

7 0

Answer:

A=640.88

Step-by-step explanation:

if the diameter is 12, the radius , r=12/2=6

we have r=6, h=11

Surface area, A= 2πrh+2π r^2

A=2*3.14*6*11+2*3.14*(6)^2=640.88

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15) The diameter of a cylinder is 12 and height is 11. Find the surface area of the figure. ​