Who was Pythagoras and what is his theorem? Explore this concept and its relationship to the measurement of a right triangle in this test prep lesson plan. The lesson includes an interactive worksheet where students discover the answers...

Based off of the hit television show NUMB3RS, this lesson has students discover the Pythagorean relationships of different triangle types. By the end of the lesson, students should be able to take three given side lengths and compute...

[Free Registration/Login Required] This flipchart is a lesson on the Pythagorean Theorem. This has just about everything you need to teach the concept including, video, practice, and Activote assessment. In addition, there are two other...

[Free Registration/Login Required] This flipchart is a Pythagorean Quiz. This quiz goes with Pythagorean Theorem Lesson. There is also a flowchart that goes with this lesson.

Biography of Greek mathematician, Pythagoras, who lived from 569 BC to approximately 475 BC. His theory, known as the Pythagorean Theorem continues to be of interest to mathematicians and has more than 400 different proofs.

In this unit you can gain some knowledge about the Pythagorean Theorem. You can learn about the famous mathematician, familiarize with the theorem and then use your knowledge to find the area of plane figures.

Use the coordinate plane and Pythagorean theorem to determine the length of a line segment. Click on the "Topic Index" to find a related practice exercise and teacher resource.

In this section different interactive activities are presented which can be used as supplementary material to traditional classroom and allow for interactive study of mathematics.

A good introduction to trigonometric identities, equations that are always true for a right triangle and require knowledge of the functions sine, cosine, and tangent.

This site explains the sum of a simple convergent series using a geometric illustration.

This site from Cut The Knot provides an overview of the law of cosines, complete with an explanation of the law and a proof of the law.

Discusses the major cultural influences on the development of mathematics in ancient Greece, and how the Greeks went on to surpass those cultures. The work of the Pythagoreans and of Euclid are described, along with some famous...