Perhaps you recall with more than a little dread your high school geometry class: fifteen-step proofs and the law of cosines were two things you were certain you’d never see again. Well, if you are taking the GRE, you were by no means mistaken—proofs and indeed all of trig are nowhere to be found on […]

# Archive | Coordinate Geometry

## GRE Coordinate Geometry Shortcut: No Graphs!

For many, coordinate geometry is already a daunting concept. When a question dispenses with the graph all together, students can feel even more at a loss. If you fall into this group, do not despair. Here is a helpful guideline: Do Not Always Draw the Graph This advice may seem counterintuitive. After all, the […]

## Will there be Parabolas on the GRE?

Probably not. Meaning that parabolas can show up on the GRE, but probably won’t show up on the GRE you are taking. That is my initial take based on forums and students experiences. Still, parabolas, along with absolute value graphs, are included in the Practicing to Take the Revised GRE book. ETS obviously didn’t put […]

## GRE Math Formulas: How to (Not) Use Them

I’m not actually a fan of formulas. Instead, I encourage students to think critically about how formulas are derived. That way, these students are able to have a stronger intuitive sense of the way the math behind the formula works. For instance, say you have a 30-60-90 triangle. Many students falter because they always mix […]