siam620

**__~Section 9.1__**
//**Objectives:**// Define a Circle and it's associated parts, and use them in constructions. Define and use the degree measure of arcs. Define and use the length measure of arcs. Prove a theorem about chords and their intercepted arcs.

Definitions for section 9.1

**~****__Section 9.2__**
Define //**tangents**// and //**secants**// of circles. Understand the relationship between tangents and certain radii of circles. Understand the geometry of a radius perpendicular to a chord of a circle.
 * //Objectives://**

Definitions for section 9.2

__**~ Section 9.3**__
Define //**inscribed angle**// and //**intercepted arc**.// Develope and use the Inscribed Angle Theorm and its corollaries.
 * //Objectives://**

Definitions for Section 9.3

[|for more help on inscribed angles and arcs click here] Minor arcs!!!

**__~Section 9.4__**
Objectives: Define angles formed by secants and tangents of circles. Develope and use theorms about measures of arcs intercepted by these angles.

You see the rays coming off the sun they look like secants in a circle. defintions for section 9.4

[|for more help click here!!]

__~Section 9.5__
Define special cases of segments related to circles, including secant-secant, secant-tangent, and chord-chord segments Develope and use theorms about measures of the segments. Defintions for section 9.5 [|Now if your really lost this is the site for you]
 * Objectives:**

http://www.flickr.com/photos/thumbuki/392112369/

__~Section 9.6__
Develope and use the equation of a circle. Adjust the equation for a circle to move the center in a coordinate plane.
 * Objectives:**