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HELP BRAINLIEST

Ellis is painting wooden fenceposts before putting them in his yard. They are each 6 feet tall and have a diameter of 1 foot. There are 12 fenceposts in all. How much paint will Ellis need to paint all the surfaces of the 12 fenceposts? Use 3.14 for π, and round your answer to the nearest hundredth. Provide an explanation and proof for your answer to receive full credit.

Respuesta :

Answer:

244.92 ft² of paint

Step-by-step explanation:

Given that :

Height = 6 feet

Diameter = 1 foot ;

Radius, r = 1 / 2 = 0.5 feet

The surface area :

Using, Total surface area = 2πr(r + h)

Total surface area = 2π*0.5(0.5 + 6)

Total surface area = 3.14(6.5) = 20.41 ft² / post

For 12 posts :

Amount of paint :

20.41 * 12 = 244.92 ft²

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