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15 Cards in this Set
 Front
 Back
what makes up the sides of an inscribed angle?

two chords


the measure of a central angle

equals the measure of the intercepted arc


the measure of an exterior angle formed by two secants

equals onehalf the difference of the two intercepted arcs


the measure of the angle formed by two intersecting chords

equals onehalf the sum of the arc intercepted by the angle and the arc intercepted by the angle vertical to the angle.


the measure of an angle formed by the intersection of a tangent and a chord

equals onehalf the measure of the intercepted arc.


parallel chord cut off

congruent arcs


the sum of the arc measures of a circle is

360 degrees


the sum of the arc measures of a circle is

360 degrees


a radius drawn to a tangent line at the point of tangency is

perpendicular to the tangent line


congruent chords have

congruent arcs


congruent central angles have

congruent chords


congruent arcs have

congruent chords


the measure of the exterior angle formed by a tangent line and a secant line is equal

to onehalf the difference of the two intercepted arcs.


the measure of an inscribed angle

equals onehalf the measure of the intercepted arc


the measure of the arc of a semicircle is

180 degrees
