A sheet cake and a birthday cake are both made from the same batter. The sheet cake is in the shape of a rectangular
prism that is 12 inches long. 9 Inches wide, and 2 inches tall. The birthday cake is in the shape of a cylinder with a base
radius of 4.5 inches and a height of 4 Inches.
If the sheet cake has a total of 3,600 calories, approximately how many calories are in the birthday cake?