Activity
Shodor Education Foundation

Shodor Interactivate: Interactive: Pythagorean Explorer

For Students 6th - 8th Standards
Students find the length of a side of a right triangle by using the Pythagorean Theorem and then check their answers.
Interactive
Shodor Education Foundation

Shodor Interactivate: Pythagorean Explorer

For Students 9th - 10th Standards
Calculate the length of one side of an automatically generated right triangle by using the Pythagorean Theorem, and then check your answers.
Unit Plan
Math Is Fun

Math Is Fun: Pythagoras' Theorem

For Students 9th - 10th Standards
This resource investigates the Pythagorean Theorem. Includes animations, examples, proofs, and links to problems and activities.
Activity
PBS

Pbs Teachers: Pythagoras and President Garfield

For Teachers 9th - 10th
The activity teaches students about the Pythagorean theorem. The resources consists of a definition, examples, and a student activity that investigates and applies the Pythagorean theorem.
Activity
TeachEngineering

Teach Engineering: Catching the Perfect Sar Waves!

For Teachers 9th - 10th
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....
Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Square Roots Video

For Students 6th - 8th Standards
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...
Activity
Texas Instruments

Texas Instruments: Science Today Scientists Go Below to Find

For Teachers 9th - 10th
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...
Activity
Texas Instruments

Texas Instruments: From a Distance, You Can See It!

For Teachers 9th - 10th
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.
Activity
Texas Instruments

Texas Instruments: Going Out of Business

For Teachers 6th - 8th Standards
In this activity, students use the Pythagorean theorem to compute the diagonals of rectangles.
Activity
Texas Instruments

Texas Instruments: Try Angle?

For Teachers 6th - 8th Standards
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...
Activity
Shodor Education Foundation

Shodor Interactivate: Squaring the Triangle

For Students 6th - 8th Standards
Students explore the relationship between the Pythagorean Theorem and right triangles. Teacher resources are included.
Activity
Texas Instruments

Texas Instruments: Real Numbers

For Teachers 9th - 10th Standards
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,...
Interactive
Shodor Education Foundation

Shodor Interactivate: Squaring the Triangle

For Students 9th - 10th Standards
Learn about how the Pythagorean Theorem works through investigating the standard geometric proof.
Lesson Plan
Other

Ctte: Geometer's Sketch Pad Activities

For Teachers 9th - 10th
This site offers numerous activities for middle school and high school students to explore using Geometer's Sketch Pad.
Lesson Plan
Alabama Learning Exchange

Alex: The Clock Tower

For Teachers 9th - 10th
This project resulted from the collaboration of a computer aided drafting teacher (pre-engineering), Chris Bond, and a math teacher, Lee Cable, (Hewitt-Trussville High School) to provide higher math expectations in CT and real life...
Lesson Plan
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: El Teorema De Pitagoras

For Teachers 9th - 10th Standards
Interactive resources and activities that could be used in the classroom either as an introduction or review to a unit dealing with the Pythagoras Theorem. [Requires Java.]
Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: El Teorema De Pitagoras

For Students 9th - 10th Standards
In Spanish. In this interactive activity you can learn and understand the concept of the Pythagoras theorem.
Activity
TeachEngineering

Teach Engineering: Stay in Shape

For Teachers 6th - 8th
In this activity, students will learn that math is important in navigation and engineering. Ancient land and sea navigators started with the most basic of navigation equations (Speed x Time = Distance). Today, navigational satellites use...
Website
Exploratorium

Exploratorium: Pi Day

For Students 9th - 10th
Pi Day is celebrated on March 14 in honor of the never-ending value of pi (3.1415926) The renowned museum, Exploratorium, presents a history of Pi and offers links to Pi-related activities.
eBook
CK-12 Foundation

Ck 12: Interactive Middle School Math 8 for Ccss

For Students 8th
A complete CCSS Grade 8 Mathematics course that includes interactives in every lesson, plus videos, hands-on activities, and questions with immediate feedback. Every lesson also has specifically chosen 'Related Modalities' that teach the...
Activity
Pennsylvania State University

Pennsylvania State Univ.: Trilingual Packaging Dilemma

For Students 9th - 10th Standards
This site from the Pennsylvania State University provides a hands-on activity to bridge the gap between right triangles, 30-60-90 and 45-45-90 theorems, and trigonometry, and what every student wants to know, "When will I ever use this?"...
Activity
Ministry of Education and Employment of Spain

Red Escolar: Un Triangulo Sorprendente

For Students 9th - 10th Standards
In Spanish. Different activities which involve the following concepts: right triangles, perpendicular lines, classification of triangles, area of a square and Pythagorean theorem.
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Nctm Math Challenge Three Squares (Pdf)

For Students 3rd - 8th Standards
If you think you can handle the Pythagorean Theorem, then this is a math challenge you should try. Explore geometric relationships and measurement in this one page activity from the NCTM Math Challenges for Families series.
Activity
Texas Instruments

Texas Instruments: Numb3 Rs: To Pythagoras and Beyond

For Teachers 9th - 10th Standards
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...