Question

How much paper is required to cover a cuboidal box of dimensions
40 cm x 25 cm x 10 cm ?​

Answer 1

Answer:

area of cuboid = area of paper

so, you find area of cuboid only

Answer 2

Answer:

Surface area = 2lb+2lh+2bh

then, (2x40x25)+(2x25x10)+(2x40x10)

= 2000+500+800

=3300 is your answer

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