A right circular cylinder of radius cm and height cm is surmounted by a hemisphere of…

MATHEMATICS · Single correct · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes

Problem

A right circular cylinder of radius

7\,

cm and height

10\,

cm is surmounted by a hemisphere of the same radius. Find the total outer surface area of the solid (take

\pi = 22/7

). (a)

728\,\text{cm}^2

(b)

902\,\text{cm}^2

(c)

748\,\text{cm}^2

(d)

594\,\text{cm}^2