a closed cylindrical tank of radius 7 meters and height 3M is made from a sheet of metal how much sheet of metal is required
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given :-
radius = 7m
height = 3m
TSA (total surface area) = metal required
TSA of the cylinder = 2πr(h + r)
= 2 × 22/7 × 7 ( 3 + 7 )
= 44 × 10
= 440m²
hence, 440m² sheet of metal is required.
radius = 7m
height = 3m
TSA (total surface area) = metal required
TSA of the cylinder = 2πr(h + r)
= 2 × 22/7 × 7 ( 3 + 7 )
= 44 × 10
= 440m²
hence, 440m² sheet of metal is required.
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