How much metal sheet is required to make an open cylindrical tank of radius 4.2 m and height 15 m.
How much metal sheet is required to make an open cylindrical tank of radius 4.2 m and height 15 m.
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Height=15m.
Metal sheet required to make open tank=2πrh+πr×r
=πr(2h+r)
=22/7×42/10(2×15+4.2)
=13.2(30+4.2)
=13.2×34.2
451.44sq.m
Answer:
Step-by-step explanation:
Dimensions of the open cylindrical tank:
Radius (r)=4.2 m
Height (h)=15 m
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