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15 Cards in this Set
- Front
- Back
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what makes up the sides of an inscribed angle?
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two chords
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the measure of a central angle
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equals the measure of the intercepted arc
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the measure of an exterior angle formed by two secants
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equals one-half the difference of the two intercepted arcs
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the measure of the angle formed by two intersecting chords
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equals one-half the sum of the arc intercepted by the angle and the arc intercepted by the angle vertical to the angle.
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the measure of an angle formed by the intersection of a tangent and a chord
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equals one-half the measure of the intercepted arc.
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parallel chord cut off
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congruent arcs
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the sum of the arc measures of a circle is
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360 degrees
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the sum of the arc measures of a circle is
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360 degrees
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a radius drawn to a tangent line at the point of tangency is
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perpendicular to the tangent line
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congruent chords have
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congruent arcs
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congruent central angles have
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congruent chords
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congruent arcs have
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congruent chords
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the measure of the exterior angle formed by a tangent line and a secant line is equal
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to one-half the difference of the two intercepted arcs.
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the measure of an inscribed angle
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equals one-half the measure of the intercepted arc
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the measure of the arc of a semicircle is
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180 degrees
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