Example 4: An aquarium is in the form of a cuboid whose external measures are
80 cm x 30 cm x 40 cm. The base, side faces and back face are to be covered with a coloured paper. find the area of the paper needed?
pls give answers as fast
and pls dont give any foolish answers
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Answer:
Area of the base: length x breadth
=80 x 30
=2400
Area of the side face: height x breadth
=40 x 30
=1200
Area of the back space : height x length
=80 x 40
=3200
Total area: 2400+ 2x1200 + 3200
= 800 cm²
answer:8000cm²
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