This video explain how to calculate volume and surface area of objects like cube, cylinders etc in math. This is for 9th class level students Topic covered: Solids Cuboids Volume of cuboid Diagonal of cuboid Total surface area of cuboid Lateral surface area of cuboid Area of 4 walls of a room Cube Volume of cube Diagonal of cube Total surface area of cube Cylinder Volume of Cylinder Curved surface Cylinder Total surface area of Cylinder Cone Volume of cone Area of curved surface of cone Total surface area of cone Sphere Volume of Sphere Surface area of Sphere