12-2 Flashcards
1
Q
Coplanar circles with the same ceneter
A
concentric circles
2
Q
two arcs that are in the same or congruent circles and have the same measure
A
congruent arcs
3
Q
two circles that have congruent radii
A
congruent circles
4
Q
the set of all points outside circle
A
exterior of a circle
5
Q
A segment of a secant that lies in the exterior of the circle with one endpoint on the circle
A
external secant segment
6
Q
an angle whose vertex is on a circle and whose sides contain chords of the circle
A
inscribed angle
