A cuboid shape soap bar has volume 150 cc. Find its thickness if its length is 10 cm and breadth is 5 cm.

Find the ara of a rectangle of length 12 cm and breadth 8.5 cm.

Find the area of a book of length 20 cm and breadth 10 cm

Find the perimeters of : A rectangle of length 12 cm and breadth 7.5 cm .

The area of a rectangle is 240\ c m^2dot If its length is 20cm, find its breadth.

What will happen to the volume of a cuboid if its: (a) Length is doubled, height is same and breadth is halved? (b) Length is doubled, height is doubled and breadth is same?

A wire is in the shape of a rectangle. Its length is 40 cm and breadth is 22 cm. If the same wire is rebent in the shape of a square, what will be the measure of each side? Also find which shape encloses more area?

A wire is in the shape of a rectangle. Its length is 40 cm and breadth is 22 cm. If the same wire is rebent in the shape of a square, what will be the measure of each side? Also find which shape encloses more area?

A plano - convex lens has diameter 5 cm and its thickness at the centre is 0.25 cm . If the speed of light inside the lens is 2xx10^(8)ms^(-1) , then what is the focal length (in cm) of the lens?

Find the volume and the surface area of a cuboid with dimensions: length = 12 cm , breadth = 10 cm , height = 8 cm

Find the volume and the surface area of a cuboid with dimensions: length = 1.5 cm , breadth = 90 cm , height = 70 cm