answer fast i will mark u brainlist
tell answer by explanation
a) how much Paper used?
b) How much Air inside cylinder
answer fast
Attachments:
Answers
Answered by
1
Answer:
amount of Paper used = 2*22/7*7*21 (2*pi*r*h)
= 2*22*21
= 22*42 = 924m^2
(+2(pi * r^2*h if the top and bottom exists) )
= 924+308
1232 m^2
Amount of air = 22/7*7*7*21 (pi *r^2*h)
= 3234 m^3
Similar questions