Find the weight of a solid cone whose base is of diameter $14\mathrm{cm}$ and vertical height $51\mathrm{cm},$ supposing the material of which it is made weighs $10 \mathrm{grams}$ per $\mathrm{cubic}$$\mathrm{cm}$.

The volume of a right circular cone is $9856 {\mathrm{cm}}^3$. If the diameter of the base is $28 \mathrm{cm},$ find:

 height of the cone

The volume of a right circular cone is $9856 {\mathrm{cm}}^3$. If the diameter of the base is $28 \mathrm{cm},$ find:

slant height of the cone.

The volume of a right circular cone is $9856 {\mathrm{cm}}^3$. If the diameter of the base is $28 \mathrm{cm},$ find:

curved surface area of the cone.