karmyg05 karmyg05

31-01-2018
Mathematics

contestada

A cylinder has a surface area of 1850 square meters and a radius of 9 meters. Estimate the volume of the cylinder to the nearest whole number.

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HiMath1 HiMath1

31-01-2018

V = BH = πr^2H

SA = 2πaH

1850 = 2π(9)H

Solving for H:

H =1850/18π = 322

V = 81 x 322 x π

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