Like what you saw?
Start your free trial and get immediate access to:
Watch 1-minute preview of this video


Get immediate access to:
Your video will begin after this quick intro to Brightstorm.

The Circle - Problem 9 854 views

There are two key pieces of information that we need in order to write the equation of a circle: the coordinates of the center, and the length of the radius. Standard form looks like (x - h)^2 + (y - k)^2 = r^2, where the center is (h,k) and the radius is r. In this particular problems, we know the center, but need to use the distance formula to calculate the radius.

Transcript Coming Soon!

Stuck on a Math Problem?

Ask Genie for a step-by-step solution