Examlex
Briefly describe the characteristics of an elliptical galaxy.
Ellipse
A curve on a plane that surrounds two focal points such that the sum of the distances to the two focal points is constant for every point on the curve.
Major Axis
The longest diameter of an ellipse, running through its center and both foci.
Vertices
Vertices are the corner points where two or more lines, edges, or curves meet in a geometric shape or figure.
Co-vertices
In an ellipse, the pair of points on the minor axis that are equidistant from the center.
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