The change in the surface area depends on the shape.
The volume will double.
The base areas quadruple and the curved surface doubles.
The surface area of the 'wall' doubles, but the base areas remain the same.
The area gets doubled.
Volume doubles
Volume doubles
The volume is doubled.
increase
[object Object]
The volume of the cylinder would be doubled.
The volume is doubled.
its volume is also doubled...
well...if it's doubled then its doubled (just treat it the same)