Prime Numbers are defined with a glossary hyperlink to terms used in the definition. Lots of information and examples included. Lists many math-related links. Scroll down to the bottom of the page to see how prime numbers are used in the fundamental theorem of arithmetic. Site by MathWorld.

This site defines reflection, separates reflection into two categories of amphichiral and chiral. The site also gives formulas used in reflective symmetry including point-plane distance, position of reflected points and has links to related sites.

This page gives a description of the Spearman Rank Correlation Coefficient, which is an approximation to the exact correlation coefficient, r. It is somewhat easier to compute than the exact correlation coefficient. Also provides links to definitions that could be helpful in understanding the information on this page.

A good site explaining surface area. Scroll down the page for quick references to surface area formulas for fundamental geometric objects. The site has links to related topics.

This page provides a good explanation of unions of sets in mathematics. It discusses the union of disjoint sets and the probabilities of unions, incorporating probabilities of the two independent sets and their intersection. Discusses the properties of unions and provides links to related information.

This site defines vector difference. Includes a formula and links to related topics.

The site contains information on infinite series. Includes formulas and links to related topics.

This site provides formulas and definitions as well as related links to rational functions.

Defines the concept of absolute value in a variety of mathematical methods and difficulties. Includes special links for further investigation.

Over a dozen topics in the field of Applied Mathematics are explored here. Each link contained detailed explanations of the area in question, along with examples and sketches that both teachers and students will find helpful.

This site defines the term binomial, and comprises mostly of links to termonology to understand the definition.

This site from MathWorld describes characteristics of cones, names of various special cones, equations for a cone and many other equations relative to a cone. [Requires Java.]

Graphs of the cosine function, both 2-dimensional and 3-dimensional. Higher level mathematics applications given, including defining the hyperbolic cosine function, the cosine function as an infinite sum and infinite product, and more.

MathWorld goes into detail about equilateral triangles at this site. Use this site to find out how to construct an equilateral triangle using a compass and straight edge. Learn about the altitude of such triangles, and the rationality of equilateral triangles as compared to all other triangles. The site also explains how to approach a drawing of an equilateral triangle from any arbitrary triangle.

This site from MathWorld provides a general overview of frequency distribution, complete with a bar graph and explanatory text.

This site contains a vast amount of information relating to the hyperbola, including the definition of a hyperbola, equations in various systems, including polar, and many important characteristics of hyperbolas. Site also provides many links to help with unfamiliar terminology.

A site that deals with inverse cosine. Article includes the definition, formulas including the Macluarin series for the inverse cosine function, and examples, as well as numerous links to related terms.

This is a math site on the inverse of sine. Includes charts, color graphs, formulas including the Maclaurin series, as well as links to math terms and subject areas used within the site.