Image is question help me asap

Call the side of the cube, S

The volume of the cube  is  S^3  =  1S^3

The volume of the cylinder is  pi * (S/2)^2 * S  =

pi * S^2 / 4  * S  =

(pi / 4) S^3

pi/4  < 1    

So....the cube has the greater volume