Explore how to solve radical equations using the product property of radicals. Check for understanding with a quiz.

Describes the life of Hero of Alexandria and discusses Hero's contribution to the development of the steam engine. Text is the actual radio transcript of a syndicated radio broadcast on invention and ingenuity.

Brush up on your math skills relating to irrational numbers then try some practice problems to test your understanding.

At this site from Wikipedia you can learn the definition of an irrational number, then look at examples and explanations of why some numbers are irrational and others are not.

An algebra "cheat sheet" to use as a reference when completing algebra homework. Lists basic facts, properties, operations, formulas, and functions, as well as common errors.

This lesson demonstrates how to find missing x or y coordinate of a segment when given the distance between the two points on a coordinate plane. It is 2 of 4 in the series titled "Finding a Missing Coordinate using the Distance Formula."

This lesson demonstrates how to find a missing x or y coordinate of a segment when given the midpoint of the two points on a coordinate plane. It is 2 of 5 in the series titled "Finding a Missing Coordinate using the Midpoint Formula."

[Free Registration/Login Required] Use this flipchart to help your high school students understand right triangles using the Pythagorean Theorem.

[Free Registration/Login Required] Using Activotes, students apply their math knowledge to answer a variety of questions.

This video lesson demonstrates how to work backward and use the volume of a cylinder to find an unknown value such as the radius or height. Students can check their understanding with an assessment. [4:41]

This video tutorial demonstrates how to write and solve radical functions using real-world scenarios. Students can check their understanding with an assessment.

This question and answer site from the Math Forum with Dr. Math presents a problem dealing with the volume of a pyramid. Links are also provided for additional information on related subjects.

A thorough lesson on order of operations that includes detailed examples and related vocabulary.

Learn to simplify radical expressions by removing radicals from denominators. The demonstration includes both single radicals and binomials that require the use of a conjugate.

Learn the steps necessary for multiplying and dividing radicals. The examples are easy to follow.

Great resource to practice and strengthen math skills pertaining to exponents and radicals. Math worksheets are printable, may be customized, and include answer keys.

Interactive review of radicals and rational exponents. Students can enter their answers to questions and be told in the right sidebar whither they are right or wrong. There is also a help button that gives the answer and an explanation.

The laws for simplifying radicals are presented along with several examples and exercises that put the laws to practice.

Read a basic definition for what a radicand is on this site.

A very comprehensive site organized well with many topics dealing with AC circuits.

A general summary of electrical resistance including a comparison of AC and DC current.

A very complete list of terms that are important to the study of gases. This resource is a web archive.

Demonstrates how to solve quadratics using factoring (that is/the Zero-Product Property). Provides worked examples/and warnings about common mistakes.

[Free Registration/Login may be required to access all resource tools.] This lesson covers combining like terms.