Add Yahoo as a preferred source to see more of our stories on Google. Sheet cakes come in three standard sizes: quarter (9 x 13 inches), half (13 x 18 inches), and full (18 x 26 inches). The number of ...

Is it even a party without cake? Yeah... we don't think so either. But it's hard to know just how much cake you're going to need. Some people aren't cake eaters at all, while others want all the cake.