Question

A cuboidal box of dimensions 1 m × 2 m × 1.5 m is to be painted except its bottom. Calculate how much area of the box has to be painted.

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Answer 1

Answer:

L = 2m

b=1m

h=1.5m

Surface area of the cabinet=2(lb + lh + bh)

=2(2 x 1 + 2 x 1.5 + 1 x 1.5)

=2(2 + 3 + 1.5)

=2(6.5)

=13

Painted surface area=13 - 2 = 11 sq cm

Step-by-step explanation:

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Answer 2

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