A cylinder of height 8cm and perimeter of base is 44cm. Find its curved surface
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2*pi*r = 44cm
So, r = 44/(2*22/7)
r = 44*7 / 2*22
r = 7 cm.
CSA = 2*pi*r*h
= 2*22/7*7*8
=2*22*8
= 2*176
= 352 cm sq.
Hope this will help u. All the best for your exams.
So, r = 44/(2*22/7)
r = 44*7 / 2*22
r = 7 cm.
CSA = 2*pi*r*h
= 2*22/7*7*8
=2*22*8
= 2*176
= 352 cm sq.
Hope this will help u. All the best for your exams.
shanibasod7:
hieght=8cm
aa yes so ?
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