Geometry - Chapter 10
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13 terms
Terms | Definitions |
|---|---|
 Circle | set of points in a plane that are equidistant from a given point |
| Secant | Line that intersects cirlce at two points |
| Tangent | Line that intersects circle at one point |
| Tangent Circles | Coplanar circles that intersect at one point |
| Concentric Circles | Coplanar circles that have a common center |
| Common Tangents | Line that is tangent to two coplanar cirlces |
| Point of Tangency | Point where tangent line intersects a circle |
| Central Angle | Angle whose vertex is the center of the circle |
| Minor Arc | angle inside a cirlce less than 180 degrees |
| Semicircle | Endpoints of arc same endpoints of diameter |
| Intercepted Arc | arc that lies in the interior of an insribed angle |
| Equation of a circle | (x-h)^2 + (y-k)^2 = r^2 |
| Locus | set of all points on a plane that satisfy a given condition |
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