Find the total surface area of a cone whose radius is 2r and slant height is `1/2`.

The total surface area of a cone whose radius is r/2 and slant height 2l is

The total surface area of a cone whose radius is (r)/(2) and slant height 2l is

The total surface area of a cone whose radius is (r)/(2) and slant height 2l is

Write the formula to find the total surface area of the cone whose radius is 'r' units and slant height is 'l' units.

Find the volume, curved surface area and the total surface area of a cone whose height is 6 cm and slant height 10 cm. (Take pi = 3.14 )

Find the total surface area of a cone with diameter 7 cm and slant height 16.5 cm.

Find the total surface area of a cone with diameter 7 cm and slant height 16.5 cm.

Find the total surface area of a right circular cone whose slant height is 25 cm and area of base is 154 cm^(2) .

Find the total surface area of a cone, if its slant height is 21 m and diameter of its baseis 24 m.