  Where the center of the circle is (h, k) and r is the radius. Equation.

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Presentation transcript:

  Where the center of the circle is (h, k) and r is the radius. Equation

  Write the equation of a circle whose center is at (3, 2) and whose radius is 8. Example

  Write the equation of a circle whose center is at (-4, 1) and whose radius is 3. Example

  Given the equation Identify the center and radius of the circle. Then graph the circle. Example

  Given the equation Identify the center and radius of the circle. Then graph the circle. Example

  Find the equation of the circle whose center is at (-2, 4) and passes through the point (1, 8). Example

  p.583: 3-18 PRACTICE