1. Circles
Objectives:
Write the Standard Form and General Form of the Equation of a Circle
Find the Center and Radius of a Circle in Standard Form and General Form

2. Circle: a set of points in the xy-plane that are a fixed distance r from a fixed point (h,k) Radius: the fixed distance r Center: the fixed point (h,k)
Standard Form of an Equation of a Circle
General Form of an Equation of a Circle

3. Find the equation of the following circles1. 2.

4. 3. Endpoints of diameter at (5,-2) and (-11,12)

5. Find the Center, Radius and Intercepts, if any, of the following circles1. 2.

6. Find the Center, Radius and Intercepts, if any, of the following circles3.