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### 13 Cards in this Set

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• Back
 chord segment with both endpoints on the circle secant a line that intersects the circle at 2 points tangent a line that intersects the circle once congruent circles have the same radius concentric circles circles with the same center inscribed polygon/circumscribed circle every vertex of the polygon intersects the circle inscribed circle/circumscribed polygon every side of the polygon is tangent to the circle commen tangent line that's tangent to more than 1 circle common internal tangent intersects the segment joining the centers of the circles common external tangent doesn't intersect the segment joining the centers minor arc the measure of the central angle major arc 360 minus minor arc semicircle 180