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22 Cards in this Set
- Front
- Back
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Axis of symmetry |
the line that divides a figure into two parts that are mirror image |
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Center of a circle |
the point that is the same distance from every point on the circle |
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Center of a hyperbola |
the midpoint between two vertices, which also is the midpoint between two foci |
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Center of an ellipse |
the midpoint of the major axis |
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Circle |
the set of all points in a plane at a distance r from a given point |
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Conic section |
a curve formed by the intersection of a plane and a double cone |
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Conjugate Axis |
this axis is perpendicular to the transverse axis at the center length is 2b |
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Co-vertices of an ellipse |
the endpoints of the minor axis |
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Directrix |
the fixed line |
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Ellipse |
the set of all points P in a plane such that the sum of the distances from P to two fixed points F1 and F2 is a constant k |
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Focal Length |
the distance between the vertex and the focus |
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Focus of a parabola |
the set of all points P in a plane that are the same distances from a fixed line and a fixed point not on the line. |
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Focus of a hyperbola |
the set of all points P in a plane such that the difference of the distances from P to two points is constant |
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Hyperbola |
a set of points P in a plane such that the difference between the distances from P to the Foci F1 and F2 is a given constant k |
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Major Axis |
the segment that contains the foci of the ellipse and has endpoints on the ellipse |
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Radius |
the distance between the center of the circle and any point on the circumference |
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Standard Form |
form of an equation of a circle (x-h)squared + (y-k) squared= r squared |
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transverse axis |
the segment that is on the line containing the foci and has endpoints on the hyperbola |
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vertices of an ellipse |
the endpoints of the major axis |
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vertices of a hyperbola |
the endpoints of the transverse axis
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Foci |
the distance between these two points in a hyperbola is 2c |
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Asymtotes |
a line the graph approaches |
