Find the area of metal sheet required in making a closed hollow cone of base radius 7cm and height 24cm.

Find the area of the iron sheet required to prepare a cone 20 cm high with base radius 21 cm.

What is the whole surface area of a cone of base radius 7 cm and height 24 cm?

Find the curved surface area of a cone of radius 7 cm and height 24 cm.

A jokers cap is in the form of a right circular cone of base radius 7cm and height 24cm. Find the area of the sheet required to make 10 such caps.

Shantanu's cap is in the form of a right circular cone of base radius 7 cm and height 24 cm. Find the area of the sheet required to make 5 such caps.

A clown's cap is in the form of a right circular cone of base radius 7 cm and height 24 cm . Find the area of the sheet required to make 10 such caps.

A joker's cap is in the form of a right circular cone of base radius 7 cm and height 24 cm. Find the area of the sheet required to make 10 such caps.