Q no 1 CUBE AND CUBOID

A 4\ c m cube is cut into 1 cm cubes. Calculate the total surface area of all the small cubes.

Four identical cubes are joined end to end to form a cuboid. If the total surface area of the resulting cuboid is 648 cm^(2) , find the length of edge of each cube. Also, find the ratio between the surface area of the resulting cuboid and the surface area of a cube.

Four identical cubes are joined end to end to form a cuboid. If the total surface area of the resulting cuboid is 684cm^(2) , find the length of edge of each cube. Also, find the ratio between the surface area of the resulting cuboid and the surface area of a cube.

Four identical cubes are joined end to end to form a cuboid .If the total surface area of the resulting cuboid is 648 cm^(2) .Find the length of edge of each cube.

Two cubes with each side 10 cm are joined are joined end to end . Find the total surface area of the resulting cuboid.

A cuboidal block of metal has dimensions 36 cm by 25 cm by 18 cm . It is melted and recast into cubes with an edge of length 3 cm . How many such cubes can be made?

A solid cube is cut into two cuboids of equal volumes. Find the ratio of the total surface area of the given cube and that of one of the cuboids.

A solid cube is cut into two cuboids of equal volumes. Find the ratio of the total surface area of the given cube and that of one of the cuboids.

A brick is an example of a (a) cube (b) cuboid (c) prism (d) cylinder

Parikshit makes a cuboid of plasticine of sides 5 cm, 2 cm, 5 cm. How many such cuboids will he need to form a cube?