AlgebraLab

Algebra II Exercises: Writing the Equation of a Circle (When the Center and Radius are Given)

By B Horn

Directions and/or Common Information:

Write the equation of the circle with the following centers and radius.

Center: (0, 9)
Radius: 4

Center: (3, 2)
Radius: √4

Center: (3, 5)
Radius: 2

Center: (-7, -6)
Radius: √6

Center: (-10, -1)
Radius: √8

Center: (6, 10)
Radius: √2

Center: (0, 0)
Radius: √7

Center: (1, -8)
Radius: 9

Center: (-7, -9)
Radius: 6

Center: (3, -2)
Radius: 5