Pi
Two, but they have to be very small.
Have you tried turning it off and back on?
None, the changes necessary will come from within.
One, but it takes at least three light bulbs.
Conics
Rated movies
Student: Depending on what pie. Usually is $12.99
Pizza of course! If z = radius of the pizza and a = the height then * radius2 * height = Pi * z * z * a = Pizza.