If you were one of those students who loved art classes but hated math, it was probably a shock to the system when you found out just how much math you'd end up using as a professional designer. In fact, math skills are absolutely essential for print design—at the very least, you need to know how to measure out your bleed area and understand the physical size of your canvas. But if you're willing to understand more than just the mathematical basics, you can use those numbers and measurements…