SOLUTION: How many square centimeters of sheet metal are required to manufacture a can with a radius of 3.5 cm and a height of 8 cm without overlapping?

Algebra ->  Surface-area -> SOLUTION: How many square centimeters of sheet metal are required to manufacture a can with a radius of 3.5 cm and a height of 8 cm without overlapping?      Log On


   

Question 1199294: How many square centimeters of sheet metal are required to manufacture a can with a radius of 3.5 cm and a height of 8 cm without overlapping?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

a can is in shape of cylider, surface area is:
A=2pi%2Ar%2Ah%2B2pi%2Ar%5E2
r=3.5cm
h=8cm
let pi=3.14
A=2%2A3.14%2A3.5cm%2A8cm%2B2%2A3.14%2A%283.5cm%29%5E2
A=252.77cm%5E2