how much metal sheet is required to make an open cylinder tank of radius 4.2m and height 15 m
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Answer:
area of metal sheet required
(A) = 451.44 m²
Step-by-step explanation:
r=4.2m
h=15m
area of metal sheet required= lateral surface area +
base area.
=2πrh + πr²
πr(2h+r)
22/7×4.2(2×15+4.2)
22×0.6(30+4.2)
22×0.6×34.2
451.4 m²
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