Two cones with same base radius 8 cm and height 15 cm are joined together along their bases. Find the surface area of the shape so formed.

Two solid hemispheres of same base radius 'r' are joined together along their bases. The curved surface area of the new solid is

If two solid hemispheres of same base radius r are joined together along their bases, then the curved surface area of the this new solid is

From the top of a solid cone of height 12 cm and base radius 6 cm, a cone of height 4 cm is removed by a plane parallel to the base. Find the total surface area of the frustum of a cone so formed. (Use sqrt(5)=2.236)

The radius and height of a cone are in the ratio 4:3. The area of the base is 154cm^(2). Find the area of the curved surface.

A cylinder with base radius of 8 cm and height of 2 cm is melted to form a cone of height 6 cm. The radius of the cone is …………. .

Curved surface area of a cone is 308cm^(2) and its slant height is 14cm. Find the radius of the base and total surface area of the cone.

The curved surface area of a cone is 308 cm^(2) and its slant height is 14 cm. Find the radius of the base and total surface area of the cone.