mayank made a bird bath for his garden in the shape of a cylinder with a hemisperical depression at one end. the height of the cylinder is is 1.45m and its radius is 30 cm. find the TSA of the bird bath.(take pi as 22/7) pls refer to pg 244 of ncert txt bk example 4) sir can u plz explain why we don't include the base of the cylinder for the TSA?
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