Question

7. If the radius of a cylinder is doubled and height is halved, the volume will be doubled. Prove.​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Step-by-step explanation:

let the radius be r

and height be h

according to question

volume= πr²h =π 2r x 2r x 1/2h = π2r²h=2πr²h

hence, proved that the volume of cylinder is double

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