Learn what a locus is with this handy reference guide. Provides a detailed definition and an interactive activity that enhance further explanation. Includes links to related topics.

A complete reference guide to points, lines, and planes. It provides definitions and interactive activities that enhance further explanation.

Learn about equidistant points with this handy reference guide. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.

This site defines the term "locus" as it is used in mathematics and gives an example of the locus as a set of points equal distance from a point in two and three dimensional space.

Learn about the three ways to define a parabola: Focus and Directrix, The Graph of a Function, and As a Conic Section. Examples are provided.

This site gives an approximate date at which the cochoid was studied by Nicomedes, explains what the locus of points are which make up this curve, and give cartesian and polar coordinates for such a curve, as well as a formula for the...

Provides the locus of points, dominant axis and equation, discriminant, center, vertex, focus, directrix, and asymptotes for the parabola, the ellipse, and the hyperbola.