SOLUTION: Directions: Find the equation of a circle satisfying the conditions given, then sketch its graph: Problem: Center at (-8,3), graph contains the point (-3,15)

Algebra ->  Coordinate-system -> SOLUTION: Directions: Find the equation of a circle satisfying the conditions given, then sketch its graph: Problem: Center at (-8,3), graph contains the point (-3,15)      Log On


   

Question 1026004: Directions: Find the equation of a circle satisfying the conditions given, then sketch its graph:
Problem: Center at (-8,3), graph contains the point (-3,15)
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Equation is of the form where r is the radius of the circle.

We know that (-8,3) -- (-3,15) is a radius, so to find r (or r^2), we use the distance formula:



So the equation of the circle is .