
2.  A segment that intersects a circle in two points, with one point as an endpoint of the segment. 
4.  A segment that is tangent to a circle at an endpoint. 
5.  A line that intersects a circle in two points. 
7.  The set of all points that satisfy a given condition or a set of given conditions. 
10.  The arc that lies in the interior of an inscribed angle and has endpoints on the angle. 
11.  An arc whose endpoints are the endpoints of a diameter of the circle. 
12.  The ________ of a circle is a chord that passes through the center of the circle. The distance across a circle, through its center. 


1.  A line that intersects a circle in exactly one point, called the point of tangency. 
3.  Circles that intersect in one point. 
6.  All points of the plane that are outside a circle are called the ________ of the circle. 
8.  The set of all points in a plane that are equidistant from a given point, called the center. 
9.  All points of the plane that are inside a circle are called the ________ of the circle. 