[" Qo find the total suiface area of a Cone of "],[" uradius "2r" and slant height "(1)/(2)]

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 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.

If the total surface area of a cone of radius 7 cm is 704 cm^(2) , then find its slant height .

If the total surface area of a cone of radius 7cm is 704 cm^(2) , then find its slant height.