The second head of Sand Boa is

Sand Dollar is

Sand Dollar is

Sand Dollar is

A hemispherical vessel of radius 14 cm is filled fiuld with sand. This sand is poured on a ground. The heap of sand forms a conc shape of height 7 cm . Calculate the area of ground occupied by the circular base of the heap of the sand.

A hemispherical vessel of radius 14 cm is fully filled with sand . This sand is poured on a level ground. The heap of sand forms a cone shape of height 7 cm . Calculate the area of ground occupied by the circular base of the heap of the sand.

The function of sand in mortar is