Algebra%3A Area of Triangles Videos - Free Educational Videos for Students in K - 12

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This page provides a list of educational videos related to Algebra: Area of Triangles. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Algebra: Area of Triangles.


The converse of the Pythagorean theorem and special triangles


By MathPlanetVideos

Find the value of x in the right triangle.

Proof of Pythagorean Theorem using similar triangles


By Matt Stryker

Proof of Pythagorean Theorem using similar triangles

Pythagorean theorem 3 | Right triangles and trigonometry | Geometry | Khan Academy


By Khan Academy

This three-minute video is from Sal Khan about using the Pythagorean Theorem to solve a word problem: A carpet measures 7 feet long and has a diagonal measurement of square root of 74 feet. Find the width of the carpet Mr. Khan uses computer software for demonstration. The screen is a little 'busy' so the viewer may want to open the screen to 'full screen' to see all more clearly.

Another Pythagorean theorem proof | Right triangles and trigonometry | Geometry | Khan Academy


By Khan Academy

Khan Academy presents Another Pythagorean Theorem Proof, an educational video resource on math.

Proof: Right triangles inscribed in circles | High School Math | Khan Academy


By Khan Academy

Proof showing that a triangle inscribed in a circle having a diameter as one side is a right triangle. All Khan Academy content is available for free at www.khanacademy.org

Pythagorean theorem 2 | Right triangles and trigonometry | Geometry | Khan Academy


By Khan Academy

In this video, Sal Khan continues discussing the Pythagorean Theorem to solve for the third side of the triangle Mr. Khan uses computer software for demonstration. The screen is a little 'busy' so the viewer may want to open the screen to 'full screen' to see all more clearly.

Pythagorean theorem 1 | Right triangles and trigonometry | Geometry | Khan Academy


By Khan Academy

This is a Khan Academy video about solving a word problem involving the need to find the length of a rope that attaches a mast of a boat with the deck of the boat.

The Pythagorean theorem intro | Right triangles and trigonometry | Geometry | Khan Academy


By Khan Academy

Watch this video to review right triangles and the Pythagorean Theorem view an example of using the Pythagorean Theorem to find the length of a hypotenuse (the longest side of a right triangle) view an example of using the Pythagorean Theorem to find the length of a leg of a right triangle