Question

A cylindrical water container of radius 5 cm and height of 18 cm is to be made from metal. What is the surface area of metal required?

Answer 1

Answer:

Given:

Radius r=7m, height =3m

We need to find the total surface area of a cylinder

=2πr(r+h)

=2×

7

22

×7(7+3)=440 sq meter

So, 440 sq m sheet of metal is required

Step-by-step explanation:

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