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| The collection of all points on a plane equal distance from a given point called the center |
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| The collection of all points in space equal distance from a given point called the center |
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| A segment from the center to a point on the circle (RADII) |
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| A segment connecting two points on the circle |
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| A line that intersects a circle in one point called the point of tangency |
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| A line that intersects a circle in two points |
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| An angle whose vertex is at the center of a circle |
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| An angle whose vertex is on the circle |
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| Circles with the same center |
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| A polygon with sides that are chords |
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| A polygon with sides that are tangents |
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| Half of a circle and = to 180˚ |
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| A line that is tangent to 2 coplanar circles |
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| Does not intersect the segment joining the centers of the 2 circles |
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| Intersects the segment joining the centers |
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| Quad w/ 2 sets of parallel sides |
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| Parallelogram w/ rt angles = |
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| Parallelogram w/ 4 = sides |
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| Parallelogram w/ 4 = angles, = sides |
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| Quad w/ 1 set of parallel sides |
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| Trapezoid w/ nonparallel sides = |
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