the radius of the base of aright circular cylinder is doubled and height is halved. what is the ratio of the new volume of a new cylinder to that of orginal cylinder ?
Answers
Answered by
2
Original Cylinder
Radius = r
Height = h
Volume = 3.14 * r * r * h
New Cylinder
Radius = r/2
Height = 2h
Volume = 3.14 * r/2 * r/2 * 2h
Therefore,
Required Ratio = New Cylinder : Original Cylinder
= (3.14 * r/2 * r/2 * 2h) : (3.14 * r * r * h)
= (3.14 * r/2 * r/2 * 2h) / (3.14 * r * r * h)
= 1 / 2
sarikasingh16:
please follow me
Similar questions