If the radius of right circular cone is halved and its height is doubled ,then the volume will remain unchanged. Is it true or false ? Justify your answer.
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volume of right circular cone is 1/3 pi r square h
New volume will be 1/3 pi 1/4r 2h
Solving this we get 1/2 1/3 pi rsquare h
New volume is 1/2 of old volume.
So the statement that volume remains same is false.
New volume will be 1/3 pi 1/4r 2h
Solving this we get 1/2 1/3 pi rsquare h
New volume is 1/2 of old volume.
So the statement that volume remains same is false.
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