Circles: Equations of a Circle

section objectives icon Section Objectives

After you have completed this section, you will be able to:

  1. Write the standard equation of a circle.
  2. Write the equation of a transformed circle.
  3. Graph circles on a coordinate plane.

Study Guide icon Study Guide

Before you begin this section, download and print this section's study guide. Use this study guide to take notes as you work through this section.