"A solid cylindrical block of radius 12 cm and height 18 cm is mounted with a conical block
Channel: Doubtnut
Date: 2020-04-05

"A solid
 cylindrical block of radius 12 cm and height 18 cm is mounted with a conical
 block of radius 12 cm and height 5 cm. The total lateral surface of the solid
 thus formed is
(a) 528 cm2 (b) `1357 5/7c m^2`
(c) 1848 cm2 (d) None of these"