What exactly is a circle? Learn the answer in this tutorial. You can also see the equation for a circle that's on the coordinate plane!

Keywords:

definition

circle

standard form

radius

center

Background Tutorials

Determine and describe how changes in the linear dimensions of a shape affect its perimeter, area, surface area, or volume, including proportional and non-proportional dimensional change

Circles are a fundamental part of math! In this tutorial, you'll be introduced to circles and see the different parts of a circle such as the diameter, radius, and chord. Check out this tutorial to learn about circles!