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# Geometry/Notes 10.8

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### Geometry/Notes 10.8

1. 1. SECTION 10.8 – EQUATIONS OFCIRCLES
2. 2. EQUATIONS OF CIRCLES How do I write the equation of a circle? How do I graph a circle on the coordinate plane?
3. 3. CIRCLE Circle: A circle is the locus of points in a plane equidistant from a given point.
4. 4. EQUATION
5. 5. EQUATION
6. 6. CENTER
7. 7. EXAMPLESWrite an equation for a Write an equation for acircle with the center at (3, circle with the center at (––3), d = 12. 12, –1), r = 8.
8. 8. GRAPH
9. 9. GRAPH
10. 10. HOMEWORK Worksheet
11. 11. LESSON PLAN Intro  Define the equation of a circle and graph it on a coordinate plane. Standards- 9.7 (power) Supplies – slides, whiteboard, note sheets Timing: One day for notes, one day for a combined review of 10.5, 10.6, and 10.7 and a quiz. Day 1:  Essential Questions- slides 2  Input-slides 3 - 5  Guided Practice - slides 6 - 9  Independent Practice – Worksheet