Suppose a gas tank is in the shape of a cylinder. The tank is 10 feet long and 5 feet in diameter. Find the amount of metal used to construct the tank.
Answer

128.5 ft2

257 ft2

392.6 ft2

196.3 ft2

Question

Suppose a gas tank is in the shape of a cylinder. The tank is 10 feet long and 5 feet in diameter. Find the amount of metal used to construct the tank.
Answer
		
128.5 ft2
		
257 ft2
		
392.6 ft2
		
196.3 ft2

perl · Answer

we want to find surface area of cylinder

perl · Answer

Surface area of cylinder = Lateral Area + top and bottom caps

surryyy · Answer

my answer was 392.6 ft2 am i wrong?

perl · Answer

Surface area = 2*Pi * R * H + 2* Pi * R^2

perl · Answer

use that equation

perl · Answer

remember radius = half diameter