a cylinder is open at the ends the external diameter is 10 cm and the thickness is 1 cm . If the height of the cylinder is 8 cm find the volume of metal used .( take pie as 3.14)
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outer radius of cylinder =5cm
inner radius of cylinder=4cm
volume of metal=314. *8*(5²-4²)
100
volume of metal =226.08
inner radius of cylinder=4cm
volume of metal=314. *8*(5²-4²)
100
volume of metal =226.08
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