Question

Find the area of paper sheet required just to cover a box with length, breadth and height as
80 cm, 40 cm and 20 cm respectively.
Also, find the number of square sheets of paper of side 40 cm required for this purpose.​

Answer 1

Answer:

Area of rectangle sheet of paper = 4800cm

Step-by-step explanation:

Area of rectangle

=2×( l+b)×h

=2×(80+40)×20

=40×120

=4800(answer)