Starter Activity Write the equation of a circle with a center of (-7, 3) and a radius of 8. 2. Write the equation of a circle with a center of (-1, -1) that goes through the point (2, -1). 3. Write the equation of the circle pictured. Starter Activity
Solving Systems involving Circles
A quick review…
Perpendicular Lines
Example 1
Example 2
circle and a line Circle and a circle
Step 1: Graph the circle and the line on the SAME coordinate grid. Step 2: Find the point(s) of intersection. Step 3: Check the intersection(s) with your calculator. Circle and a Line
Example 1
Example 2
Step 1: Graph the circle and the line on the SAME coordinate grid. Step 2: Find the point(s) of intersection. Step 3: Check the intersection(s) with your calculator. Circle and a Circle
Example 1
Example 2
Example 3