This page is not about geometry. This page highlights very particular geometry problems on standardized tests like the ACT, SAT, and GED.

You have taken your geometry classes. You know this stuff. But even Nobel prize winners forget the basic theorems of geometry. Use these quick drills to review some basic theorems that are on standardized tests. Send a message through the HELP! page if you have a question or a comment.

Parallel Lines and Transversals

(corresponding angles)

Diagonal of a Square

Diagonal of a Cube