A mini water tank is45cm wide and 20 cm deep . if it contains 72 litres of water , find the length of the tank.
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Let.
Length = x
Breadth= 45 cm
Volume of cylinder = πr²h
72litre=22/7×
Length = x
Breadth= 45 cm
Volume of cylinder = πr²h
72litre=22/7×
hashitha:
thank you
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