Geometry and Trigonometry

Analytic Geometry

What is a coordinate system?

A coordinate system is one that uses coordinates—a number or numbers that identify a point on a number line, plane, or in space. These points are most often seen on a graph and can be a combination of two numbers for a two-dimensional figure or three numbers for three dimensions.


This is a web preview of the "The Handy Math Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App