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An aquarium is an tha form of a cuboid whose external measure are 80cm x 30cm x 40cm the base side face and back face are to be covered with a coloured paper. Find the areas of the paper needed

Posted by Nasmil Ali 1 month, 3 weeks ago

CBSE > Class 08 > Mathematics

1 answers

Sanjay Gowda M 1 month, 3 weeks ago

The length of the aquarium=l=80 cm Width of the aquarium=b=30 cm Height of the aquarium=h=40 cm Area of the base=l×b×=80×30=2400cm2 Area of the side face=b×h=30×40=1200cm2 Area of back face=h×l=40×80= 3200cm2 Required area= Area of the base+Area of the back face 2400+3200+2×1200= 8000 cm2

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