Surface area of Cube and Cuboid

Surface area of a cube.

Lateral surface area of a cuboid

Surface area of a cuboid

Three equal cubes are placed adjacently in a row.Find the ratio of total surface area of the new cuboid to that of the sum of the surface areas of the three cubes.

Introduction ||Cuboid,Properties OF Cuboid,Surface||Area OF coboid,cube,body diagonal,face diagonal,Edges,Lateral Surface Area OF Cuboid and Cube √l2+b2+h2 ||Derivation OF body diagonal ||Perimeter OF Cuboid||Discusssion OF Examples 1,2 and Exercise-13.2

The side of a cube is double the length of the cuboid. The breadth and height of the cuboid are half of its length. Find the ratio of the curved surface area of the cube to cuboid.

Three equal cubes are placed adjacently in a row.Find the ratio of total surface area ofthe new cuboid to that of the sum of the surface areas of the three cubes.

theTwo cubes each of volume 64cm^(2) ' are joined end to end.Find the total surface area of resulting cuboids.