Question

4. A closed cylindrical tank of radius 1.5 m and height 3 m is made a sheet of metal. How much she
is required?

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Answer 1

here we have to find surface area of the cylinder

Step-by-step explanation:

S. A of cylinder =2πr(r+h)

=2×22/7 ×1.5 (1.5 + 3)

=44×6.75/7

=42.42m²