find the total surface area curved surface area and volume of the cylinder of dimension r 7cm h40cm
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1
Answer:
CSA = 2πrh = 2×22/7×7×40 = 44*40= 1760 cm^2
v =
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c.s.a of a cylinder is 2π.r.h
t.s.a is πr(r+h)
volume is πr^2h
if r = 7cm
and, h= 40cm,
c.s.a=2πrh
=2×22/7×7×40
=1760cm^2
t.s.a.= πr(r+h)
=22/7×7(7+40)
=22×47
=1034cm^2
volume=πr^2h
=22/7×7×7×40
=6160cm^3
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