"Area of the canvas cloth needed to erect a right conical tent of height 12 ft and circul
Channel: Doubtnut
Date: 2020-04-05

"Area of the
 canvas cloth needed to erect a right conical tent of height 12 ft and
 circular base having circumference `10pi\ ft`
is
(a) 60 sq
 ft (b) 65 sq ft (c) `65pi\ s q\ ft`
(d) `120pi\ s q\ ft`"