Question

A juice can is 16cm tall and has a diameter of 9cm. The ends of the can are tin and the body is cardboard.

a) What is the volume of the can?
b) What area of tin is used?
c) What area of cardboard is used?
d) What is the total area surface?

these are the answers I got
a) 1017.36cm3
b) 127.17cm2
c) 452.16cm2
d) 1597.2552cm2
If a answer is wrong can you correct me.Show your work and answer. Urgent! Thanks.

Answer 1

A) \(\checkmark\)
B) \(\checkmark\)
C) \(\checkmark\)
D) \(x\)

Answer 2

for D it's \(2πrh+2πr^2\)

Answer 3

and you would get 579.62

Answer 4

I got 579.33

Answer 5

Could u show me what u did to get 579.62?
Thanks!

Answer 6

\(2*3.14*4.5*9 + 2*3.14*4.5^2\)

Answer 7

Now it gives me 381.51

Answer 8

I types what u did on a calculator and thats what it gives me now? What am I do wrong?

Answer 9

Please someone help!!!!!!!!!!!!!!!!!!

Answer 10

Never mind I got it