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09-06-2017
Mathematics

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WILL GIVE BRAINLIEST

Molly's Milk Company wants to repaint the barrels in which the milk is stored. The workers need to know how much area they will be painting so that they can order the correct amount of paint. If a milk barrel is 8 feet tall with a radius of 8 feet, what is the surface area of one barrel?

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apologiabiology apologiabiology

09-06-2017

barrel is assumed to be a cylinder

surface area of a cylinder=2 caps+lateral area
so
SA=2pir^2+2hpir

h=8
r=8
SA=2pi8^2+2(8)pi8
SA=2pi64+128pi
SA=128pi+128pi
SA=256pi square feet or aprox
SA=804.248 square feet is the surface area of 1barrel

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