Q20. An aquarium is in the
form of a cuboid whose
external measures are 50 cm x
30 cm x 20 cm. The base, side
faces and back face are to be
covered with a coloured
paper. Find the area of the
paper needed?
form of a cuboid whose
external measures are 50 cm x
30 cm x 20 cm. The base, side
faces and back face are to be
covered with a coloured
paper. Find the area of the
paper needed?