Massachusetts Institute of Technology
Mit: Blossoms: The Pythagorean Theorem: Application and Proof
In this video lesson, students will not only learn about Pythagoras and the Pythagorean Theorem, but they will also demonstrate a proof of this theorem, use it to solve problems, and create their own real world problems to challenge the...
Khan Academy
Khan Academy: Geometry: Ca Geometry: Pythagorean Theorem, Compass Constructions
This video tutorial demonstrates solutions to problems #51-55 of the California Geometry released state test questions. Problems address proving and using the Pythagorean theorem and compass constructions. [12:35]
Khan Academy
Khan Academy: Trigonometry: 2003 Aime Ii Problem 14
Video demonstrates solving a trigonometric problem that includes finding the area of a convex equilateral hexagon in the coordinate plane using trigonometric identities and the Pythagorean Theorem. [18:18]
Khan Academy
Khan Academy: Geometry: Median Centroid Right Triangle Example
This video tutorial [9:00]explains how to find various measures of triangles formed by the medians of a right triangle. Based on the properties of the medians of a triangle, properties of centroids, and the Pythagorean theorem.
Khan Academy
Khan Academy: Pythagorean Theorem Proof Using Similarity
This video tutorial lesson [9:52] provides a proof for the Pythagorean Theorem by breaking a right triangle into two similar triangles and setting up ratios of corresponding sides.
Khan Academy
Khan Academy: Geometry: Introduction to the Pythagorean Theorem
This video tutorial [8:35] identifies the parts of a right triangle and demonstrates how to use the Pythagorean Theorem to determine an unknown side length of a right triangle.
Khan Academy
Khan Academy: Trigonometry: 2003 Aime Ii Problem 11
Video demonstrates solving a trigonometric problem that includes finding the area of an oblique triangle using the Pythagorean Theorem and the law of cosines [16:35]
Khan Academy
Khan Academy: Algebra: Pythagorean Theorem 3
The video tutorial lesson [3:00] demonstrates the solving the width of a rectangular carpet by using the Pythagorean theorem, given the length and the diagonal of the rectangle.
Khan Academy
Khan Academy: Geometry: Ca Geometry: Area, Circumference, Volume
Demonstrates solutions to problems #31-35 of California Geometry released state test questions. Problems address understanding of perimeter, volume, surface area, area, and Pythagorean theorem. [10:53]
Khan Academy
Khan Academy: Geometry: The Pythagorean Theorem
This video tutorial is n introduction to the Pythagorean theorem. The instructor explains how to use the Pythagorean theorem to find the length of the hypotenuse or the length of one of the legs. At the end of the video, practice...
Khan Academy
Khan Academy: Algebra: Pythagorean Theorem 2
This video tutorial lesson [4:17] involves solving for the length of one of the legs of a right triangle using the Pythagorean theorem.
Khan Academy
Khan Academy: Algebra: Pythagorean Theorem 1
This video tutorial lesson [4:32] uses the Pythagorean theorem to find the hypotenuse of a right triangle in an application problem.
Khan Academy
Khan Academy: Pythagorean Theorem Ii
The video tutorial lesson [9:36] explains how to use the Pythagorean theorem to find the length of the hypotenuse or the length of one of the legs. Introduces the relationship between the length of the legs and the length of the...
Loyola University Chicago
Math Flix: Pythagorean Theorem Defined
This video [4:06] provides an excellent definition of the Pythagorean Theorem. Watching and listening to the teacher and student interact help to clarify the thinking behind this concept.
Loyola University Chicago
Math Flix: Pythagorean Theorem: Introduction
This video [7:25] provides an excellent introduction to the Pythagorean Theorem. As you watch and listen to the teacher and student interact, it helps clarify the thinking behind applying this concept.
Sophia Learning
Sophia: Finding the Missing Side of a 45 45 90 Triangle: Lesson 1
In this lesson, you'll learn how to use the lengths of two sides of a triangle and the ratio of the side lengths to find the length of the missing side. It is 1 of 9 in the series titled "Finding the Missing Side of a 45-45-90 Triangle."
Sophia Learning
Sophia: Finding the Missing Side of a Pythagorean Triple: Lesson 7
This lesson demonstrates how to recognize a Pythagorean triple when you have the lengths of two sides of a right triangle. It is 7 of 10 in the series titled "Finding the Missing Side of a Pythagorean Triple."
Sophia Learning
Sophia: Converse of the Pythagorean Theorem: Lesson 3
This lesson will demonstrate how to use the converse of the Pythagorean Theorem to determine if three side lengths of a triangle form a right triangle. It is 3 of 5 in the series titled "Converse of the Pythagorean Theorem." [2:58]
Sophia Learning
Sophia: Finding the Missing Side of a 45 45 90 Triangle: Lesson 8
In this lesson, you'll learn how to use the lengths of two sides of a triangle and the ratio of the side lengths to find the length of the missing side. It is 8 of 9 in the series titled "Finding the Missing Side of a 45-45-90 Triangle."
Sophia Learning
Sophia: The Diagonal of Rectangular Objects
In this lesson, students will learn the Diagonal of Rectangle Objects by using the Pythagorean Theorem. Students can watch a video tutorial to learn about the concept.
Math Mammoth
Math Mammoth: Pythagorean Theorem and Geometry 1: Area of an Isosceles Triangle
This video demonstrates how to find the area of an isosceles triangle by first determining the altitude using the Pythagorean Theorem. [3:53]
Khan Academy
Khan Academy: Algebra: Applying Radical Equations 2
This video tutorial lesson models solving for the longest diagonal of a cube by setting up and solving equations using the Pythagorean theorem. Some of the calculations include simplifying radicals. [6:56]
Planet Nutshell
Planet Nutshell: Math Shorts: Pythagorean Theorem
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about the pythagorean theorem.
Virtual Nerd
Virtual Nerd: What Is the Pythagorean Theorem?
Video provides an introduction to the Pythagorean theorem and shows how it is used to solve for a missing length on a right triangle. [3:54]