Question

If the box has length, breadth and height as 80cm,40cm and20cm. How many square sheets of paper of side 40cm would required to cover the box

Answer 1

total surface area = 2[lxb+bxh+hxl]

tsa = 11200 cm2

now,

11200/40 = 280

hence, 280 pieces of paper required to cover the box

Answer 2

Answer:

Step-by-step explanation:

Area of cuboid=(lb+bh+lh)

L=80 b =40 h=20

=(3200+800+1600)

=56000