a cuboidal tank has total surface area of 40m^2 and its lateral surface area is 26m^2.find its area of its base . if the height of water level is 8m, find the volume of water in the tank
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2
given,
TSA=40m²
=>2(lb+bh+lh)=40m²
=>lb+bh+lh=20m²..................(1)
LSA=26m²
=>2h(l+b)=26m²
=>h(l+b)=13m²
=>lh+bh=13m²..........................(2)
substitute (2) in (1)
=>lb+13=20m²
=>lb=7m²
area=lb=7m²
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Answered by
1
given,
TSA=40m²
=>2(lb+bh+lh)=40m²
=>lb+bh+lh=20m²..................(1)
LSA=26m²
=>2h(l+b)=26m²
=>h(l+b)=13m²
=>lh+bh=13m²..........................(2)
substitute (2) in (1)
=>lb+13=20m²
=>lb=7m²
area=lb=7m²
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