Current time: 0:00Total duration: 3:51

0 energy points

# Features of a circle from its standard equation

Sal finds the center and the radius of the circle whose equation is (x+3)^2+(y-4)^2=49. Created by Sal Khan.

If you're seeing this message, it means we're having trouble loading external resources for Khan Academy.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content
# Features of a circle from its standard equation

Current time: 0:00Total duration: 3:51

0 energy points

Sal finds the center and the radius of the circle whose equation is (x+3)^2+(y-4)^2=49. Created by Sal Khan.