Texas A&M University
Texas a & M University: Pythagoras and the Pythagoreans
A biography of Pythagoras, his school, his teachings, and the history of his approach to mathematics. Includes many formulas connected to Pythagoras.
CK-12 Foundation
Ck 12: Swimming Pools
[Free Registration/Login Required] Students use knowledge of pythagorean theorem and pythagorean triple to determine the size and compare the size of the new pool to the old pools. Click learn more to watch a video and click challenge me...
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Distance Formula
Northeast Parallel Architectures Center at Syracuse University provides a brief description of the distance formula, including two worked examples. One example, shows how the distance formula connects to the Pythagorean Theorem.
![Math by Design: Pythagorean Theorem [Pdf] Lesson Plan](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Math by Design: Pythagorean Theorem [Pdf] Lesson Plan")
Thinkport Education
Math by Design: Pythagorean Theorem [Pdf]
Use right angle concepts to solve problems amid geometric relationships.
TeachEngineering
Teach Engineering: Catching the Perfect Sar Waves!
Students learn the importance of the Pythagorean theorem as applied in radar imaging. They use a sensor unit with IRED (infrared emitting diode) to measure triangle distances and the Pythagorean theorem to calculate and verify distances....
Government of Alberta
Learn Alberta: Math Interactives: Exploring Square Roots Video
This video illustrates the concepts of square roots, slope, and the Pythagorean Theorem as they are used in designing and constructing skate park rails, ramps, and pipes. An interactive activity is also included where students are able...
Khan Academy
Khan Academy: Right Triangle Side Lengths
Use the Pythagorean Theorem to determine if the given side lengths could form a right triangle, i.e., which set forms a Pythagorean triple. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Curated OER
Clip Art by Phillip Martin: Pythagorean Theorem
A clipart illustration by Phillip Martin titled "Pythagorean Theorem."
Alabama Learning Exchange
Alex: Growing in a Triangle
Middle school middle schoolers explore the Pythagorean Theorem by measuring and calculating diagonal lengths using the Pythagorean Theorem. Students view an animated proof of the Pythagorean Theorem. They access an Internet site to view...
Alabama Learning Exchange
Alex: Quilting With My Pal, Pythagoras!
In this unit lesson, students will learn about the Pythagorean Theorem and how it is evident in our everyday world. Students will apply the concept of the Pythagorean Theorem to the squares of a quilt. Each quilt square will be designed...
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: El Teorema De Pitagoras
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.
Shodor Education Foundation
Shodor Interactivate: Squaring the Triangle
Students explore the relationship between the Pythagorean Theorem and right triangles. Teacher resources are included.
Texas Instruments
Texas Instruments: Science Today Scientists Go Below to Find
In this activity, using the USA TODAY Infograph "Scientists go below to find," students will graph a city's location by using latitude and longitude coordinates. Students will determine the distance to travel between cities using a...
Texas Instruments
Texas Instruments: From a Distance, You Can See It!
In this activity, students find the distance between points using common fractions and decimals, with the concepts of midpoint and distance. They also learn to solve problems using the Pythagorean theorem.
Texas Instruments
Texas Instruments: Real Numbers
Students learn to identify real numbers as rational numbers and irrational numbers. They review rational numbers as repeating decimals, and irrational numbers as non-repeating decimals. They also review commutative, associative,...
Texas Instruments
Texas Instruments: Going Out of Business
In this activity, students use the Pythagorean theorem to compute the diagonals of rectangles.
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: The Distance Formula
Northeast Parallel Architecture Center, Syracuse University, provides a lesson on finding the distance between two points using the coordinates and Pythagorean Theorem.
Texas Instruments
Texas Instruments: Try Angle?
In this activity, students investigate properties of triangles by randomly generating possible side lengths for triangles. They learn to determine if three line segments can form a triangle. They also learn to classify triangles as...
Mangahigh
Mangahigh: Pyramid Panic: Basic Shapes to Advanced Geometry
Guide a mummy safely through the burial chambers of a pyramid as you solve length and area problems in basic to advanced geometry. There are four game zones that deal with circles and triangles, quadrilaterals, the Pythagorean Theorem,...
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Geometry
Practice using your graphing calculator for geometry problems, including the use of the Pythagorean Theorem and the distance formula. If you get stumped or if you would like to check your work, then select the View Solution button, which...
Math Open Reference
Math Open Reference: Biography of Pythagoras
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.
Wolfram Research
Wolfram Math World: Right Triangle
This site from MathWorld.com offers extensive information on right triangles. The site contains information on numerous characteristics of right triangles, including constructing similar inscribed triangles, altitudes, Pythagorean...
Purple Math
Purplemath: Distance Formula
A concise presentation of a lesson showing how the Distance Formula is really just the Pythagorean Theorem, and how it can be used to find the distance between two sets of coordinates.
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