CHAPTER 9 MAIN IDEAS

9.1
Circles: center, radius, chord, diameter
arc measure
arc length
Exploration 2 (pg 578 conjecture

9.2 tangent, secant
Exploration I conjecture
Exploration 2 conjectures

9.3
Inscribed Angle, Intercepted Arc
Inscribed Angle Theorem
Inscribed Angle Corollaries

9.6
Given the equation of a circle, find the center and radius
Given center and radius, write the equation of a circle
Find the x and y intercepts of a circle with equation

(x-h)2 + (y - k)2 = r2