Pythagorean Theorem Teacher Resources

Find Pythagorean Theorem lesson plans and worksheets
Showing 1,021 resources
Lesson Plan
Curated OER

Diagonal Lengths

For Teachers 6th - 8th
Students collect, organize, and analyze data while studying the Pythagorean Theorem, measure length and width of several rectangular objects, and compare the measured results to the calculated results.
Lesson Plan
Curated OER

Mathematical Proofs

For Teachers 9th - 12th
Students explore the nature of mathematical proofs and mathematical inquiry. They complete the activity "Using the Pythagorean Theorem". They read selected articles and participate in class discussions.
Lesson Plan
Curated OER

Tangram Perimeters

For Teachers 6th - 8th
Students work together to make figures out of tangram squares. In groups, they calculate the measurements they need and apply the Pythagorean Theorem. They complete a worksheet solving equations using the theorem and review their answers.
Lesson Plan
Curated OER

Exploring Altitudes in Math

For Teachers 6th - 12th
Students draw and calculate altitudes. They draw the altitude of acute, right and obtuse triangles and calculate the altitude of a triangle using the Pythagorean theorem.
Lesson Plan
Curated OER

Play Ball

For Teachers 7th - 8th
Young scholars calculate baseball statistics and ball field dimensions. In this Pythagorean Theorem, percentages and metric conversion lesson, students are given formulas to find earned run and batting averages for White Sox baseball...
Lesson Plan
Curated OER

2 x 2

For Teachers 6th - 8th
Students work together to grid a 2 x 2 meter unit using the formula for the Pythagorean Theorem. After creating the grid, they identify the location of artifacts and create a map of their location. They develop a graph and table of their...
Lesson Plan
Curated OER

Rational and Irrational Numbers 2

For Teachers 9th - 12th Standards
Is the circumference of a circle always, sometimes, or never rational? Learners answer questions individually and also work in groups to look at sums and products of rational and irrational numbers. They must also be able to use the...
Instructional Video9:57
Khan Academy

Trigonometry Word Problems (Part 1)

For Students 10th - 12th
Sal starts to solve a trigonometric word problem of a wayward ship captain who veers off course and once aware of his predicament, needs to know how far he is from his destination. Instead of using the Law of Cosines in his solution, Sal...
Instructional Video10:20
Khan Academy

Polar Coordinates 1, Parametric Equations and Polar Coordinates, Precalculus

For Students 10th - 12th
Sal defines polar coordinates and the relationships between Cartesian coordinates and polar coordinates using basic trigonometric identities and the Pythagorean Theorem in this introductory video.
Lesson Plan
Curated OER

T Points from Directions

For Teachers 8th - 9th Standards
Here is a lesson that starts with having geometers translate points using compass directions into an accurate picture of the problem. Then they must use their knowledge of the Pythagorean theorem or similar triangles to solve. This makes...
Lesson Plan
EngageNY

Law of Cosines

For Teachers 11th - 12th Standards
Build upon the Pythagorean Theorem with the Law of Cosines. The 10th part of a 16-part series introduces the Law of Cosines. Class members use the the geometric representation of the Pythagorean Theorem to develop a proof of the Law of...
Lesson Plan
EngageNY

Applying the Laws of Sines and Cosines

For Students 9th - 10th Standards
Breaking the law in math doesn't get you jail time, but it does get you a wrong answer! After developing the Law of Sines and Cosines in lesson 33 of 36, the resource asks learners to apply the laws to different situations. Pupils must...
Lesson Plan
Curated OER

Bird and Dog Race

For Teachers 7th - 10th Standards
Your pupil's pet dog and bird are racing down the city streets. In order to know who is going to win, they better know something about calculating rates, the Pythagorean Theorem, and applying those topics to the map of the city. 
PPT
Curated OER

Calculus 10.1 - Parametric Functions

For Teachers 11th - 12th
Here is a high-level, interractive presentation on calculus for your high schoolers. Parametric equations, derivatives, functions, and the Pythagorean Theorem are all part of this fine PowerPoint. Additionally, two interesting...
Worksheet
Curated OER

Translate a Story Problem: Using Equations with Square Roots

For Students 7th - Higher Ed
In this translating a story problem worksheet, students work one word problem. As students translate the problem into math symbols and drawings, they can drag their mouse over the story. The steps to setting up the problem are...
Lesson Plan
Curated OER

River Optimization Problem

For Teachers 8th - 10th
Students define the different methods used for optimizing a particular element of a problem. In this optimization problem lesson, students optimize appropriate details of a problem using data collection, algebra, technology, and/or...
Worksheet
Raytheon

Understanding Triangles

For Students 6th - 8th
In this understanding triangles worksheet, students read 6 pages of examples and explanations about identifying triangles, determining length of sides and degrees of angles, including the hypotenuse, then answer 28 questions, answers...
Lesson Plan
Curated OER

Cook Me Up Some Equations

For Teachers 7th - 12th
Students study a variety of math concepts in the context of cooking up a meal. In this math lesson plan, students calculate surface area and volume. They draw and interpret different types of graphs.
Lesson Plan
Curated OER

Investigating Triangles 1

For Teachers 5th - 6th
Students independently investigate the Pythagorean Theorem. They are given a set of triangles that involve whole number Pythagorean Triples. The main focus of the lesson is exploration rather than discovering the Pythagorean Theorem.
Worksheet
Curated OER

Homer/Scarecrow Worksheet

For Students 11th - Higher Ed
In this Pre-calculus worksheet, students consider a scenes from The Wizard of Oz and The Simpsons refering to the Pythagorean Theorem. Students analyze the statement for errors and write about another mathematical formula...
Lesson Plan
Curated OER

How far have we traveled?

For Teachers 9th - 12th
Learners practice longitude and latitude to determine given position on Earth's surface, convert and calculate angular measurements, and use Pythagorean Theorem to determine change in position or distance traveled between any two locations.
Lesson Plan
Curated OER

Circles

For Teachers 11th - 12th
Students review the definition of a circle and the general formula for a circle to specific problems. They also write the equation for a circle given the center and radius of the circle. Students then define a circle using either the...
Worksheet
Curated OER

Finding the Missing Length of the Right Triangle and Determining if a Right Triangle

For Students 7th - 10th
In this Pythagorean theorem activity, students determine if the six sets of given lengths form right triangles.  Next. students find the missing length for sixteen right triangles.  The solutions are provided.
Instructional Video1:40
Curated OER

Hypotenuse

For Teachers 5th - 8th
Entertain your students with this fun video where students explain how to solve for the hypotenuse. They are clearly enjoying themselves while they explain how to use the Pythagorean theorem.

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