Respuesta :

AL2006
The volume of ANY cone is

                    (1/3) · (pi) · (radius of the round end)² · (height) .

The question GAVE you the radius and the height.
Use  3.14  for 'pi', and you've got everything you need.
Now go gettum !  You can do this !
1/3*3.14*(3/4)square*3
=3.14*3/4
=9.42/4
=2.355 cubic inches