The surface area of this cylinder is 2,873.728 square millimeters. The radius is 16 millimeters. What is the height? Use 𝜋 ≈ 3.14 and round your answer to the nearest hundredth.
2 answers
4 mm
since the area is A = 2πr(r+h), we have
2π*16(16+h) = 2,873.728
h = 12.6 mm
2π*16(16+h) = 2,873.728
h = 12.6 mm