Question

how many meters of 5m wide cloth will be required to make a conical tent of , the radius of whose base is 3.5 m and height is 12 m

Answer 1

first take the value of slant height.and take the csa of cone.
now let xm of cloth be required then csa of conical tent =area of cloth
5x=csa
5x=137.5
cloth required =27.5