## The GMAT/MBA Library

Explore the world's largest collection of GMAT prep and MBA admissions content.

#### GMAT Pyramid Questions

by Economist GMAT Tutor on April 7, 2017

Be sure that you maximize efficiency by organizing the formulas into an accessible list for review.

#### Crazy GMAT Circles (Easier Than You Think)

by Veritas Prep on March 8, 2017

Remembering the basics of diameter, radius, area, and circumference can get you very far on these questions.

#### Land Your Score: Circle Ratio Geometry Problems

by Kaplan GMAT on July 14, 2016

Gain key insights and strategies for improving your GMAT performance on Test Day.

#### GMAT Data Sufficiency Geometry Practice Question

by Magoosh GMAT on June 7, 2016

Test your geometry skills with these DS practice problems.

#### GMAT Practice Problems: Similar Geometric Figures

by Magoosh GMAT on January 5, 2015

Try out these four practice problems involving similar figures then check out the expert solution.

#### GMAT Avengers Study Group: Quadrilaterals

by Rahul Sehgal on October 3, 2014

Gain valuable tips on how to tackle Quadrilateral questions from our GMAT Avengers group.

#### Manhattan GMAT Challenge Problem of the Week – 28 October 2013

by Manhattan_Prep on October 28, 2013

In order to solve this week's challenge note that a rectangle is symmetrical.

#### GMAT Mini-Lesson: Rectangular Solids

by Knewton on September 23, 2013

Remember the formula for surface area? Cole Entress–with the help of a few cool images–refreshes your memory.

#### Manhattan GMAT Challenge Problem of the Week – 10 June 2013

by Manhattan_Prep on June 10, 2013

There are three distinct ways to solve this week's challenge problem. Did you get to the correct answer?

#### Manhattan GMAT Challenge Problem of the Week- 3 June 2013

by Manhattan_Prep on June 3, 2013

Here's another challenge problem for you! Can you get to the right answer?

#### Manhattan GMAT Challenge Problem of the Week – 10 September 2012

by Manhattan_Prep on September 10, 2012

Imagine that you have hooked together three poles representing the three sides that you know.

#### Manhattan GMAT Challenge Problem of the Week – 22 Nov 2011

by Manhattan_Prep on November 22, 2011

Try your hand at this challenging geometry question!

#### Shapes Within Shapes

by Brian Galvin on June 17, 2011

Brian Galvin shows you key relationships to remember when working with squares inscribed inside circles.

#### Manhattan GMAT Challenge Problem of the Week – 31 May 2011

by Caitlin Clay on May 31, 2011

Try out this 700+ GMAT Challenge problem from Manhattan GMAT.

#### Breaking Down A GMATPrep Geometry Problem

by Manhattan Prep on April 18, 2011

Stacey breaks it down with this tough Geometry problem.