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 [...]
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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 Coordinate Geometry Practice Question of the Week #35 Answer
Here’s the answer to yesterday’s practice question! Thanks for commenting with your answers! Video Explanation
GRE Coordinate Geometry Practice Question of the Week #35
Here’s this week’s practice question– good luck, we’ll be posting the answer and explanation tomorrow afternoon. Hint: draw a diagram! The points A(0, 0), B(0, 4a – 5) and C(2a + 1, 2a + 6) form a triangle. If , what is the area of triangle ABC? 102 120 132 144 256 Update: Answer and [...]
GRE Probability: Practice Question of the Week #33 Answer
Here are the answer and explanations to yesterday’s practice question, thanks for sending in all of your answers! Explanation Video Explanation
GRE Probability: Practice Question of the Week #33
Here’s this week’s practice question– regular multiple choice, just one correct answer. We’ll be posting the answer and explanation tomorrow, good luck! If points A and B are randomly placed on the circumference of a circle with radius 2, what is the probability that the length of chord AB is greater than 2? 1/4 1/3 [...]
GRE Geometry: Practice Question of the Week #31 Answer
Here are the answer and explanation to yesterday’s practice question! Let us know if you have any questions about it. Video Explanation:
GRE Geometry: Practice Question of the Week #31
Here’s this week’s practice question– we’ll be posting the answer and explanation tomorrow, good luck! A cow is tethered to the corner of a shed. If the length of the rope is 5, and the shed has length 4 and width 3, what is the maximum area that is accessible to the cow? (The cow [...]
Multiple Choice Geometry Challenge Problem and Explanation
Try the following problem. And, remember, don’t give up. If you think a certain approach might work, try it. Giving up, however, will never get you the answer. A twelve-sided polygon consists of vertices A – L. How many lines can be drawn between any two vertices, such that a line is neither repeated, nor [...]
GRE Math Challenge: Polygon Problem
Over the past few weeks, I have covered several tricky math concepts. Below is a problem that incorporates many of these lessons into one problem. If you are up to it, definitely take a stab at this tough, time-consuming problem. If you want a little primer (or already gave it a crack, but are unsure [...]
