an aquarium is in the form of the cuboid whose external measures are 70cm*28cm*35cm. the base side faces and the back face areto be covered with coloured paper . find the area of the paper needed.
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Area of aquarium = 2(lb+bh+lh)
= 2(70x28+28x35+70x35)
= 2(1960+980+2450)
= 2(5390)
= 10780cm²
Area of paper needed = 10780 - (Area of front face + area of top)
= 10780 - (70x35 + 70x28)
= 10780 - (1960 + 2450)
= 10780 - (4410)
= 6370cm²
∴area of paper needed to cover = 6370cm²
CHEERS AND MARK IT AS BRAINLIEST!!!
= 2(70x28+28x35+70x35)
= 2(1960+980+2450)
= 2(5390)
= 10780cm²
Area of paper needed = 10780 - (Area of front face + area of top)
= 10780 - (70x35 + 70x28)
= 10780 - (1960 + 2450)
= 10780 - (4410)
= 6370cm²
∴area of paper needed to cover = 6370cm²
CHEERS AND MARK IT AS BRAINLIEST!!!
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