### Lumos Video Store

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

# The converse of the Pythagorean theorem and special triangles

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By MathPlanetVideos

Find the value of x in the right triangle.

**In this video**

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

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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.

**In this video**

# Proof of Pythagorean Theorem using similar triangles

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By Matt Stryker

Proof of Pythagorean Theorem using similar triangles

**In this video**

# Volume of Rectangular Prisms: Length Width and Height

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By Have Fun Teaching

The Volume Song and movie teaches students how to find the volume of a solid figure. Learn how to solve and find the volume of a 3D rectangular prism shape using length times width times height.

**In this video**

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

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By Khan Academy

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

**In this video**

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

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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.

**In this video**

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

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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.

**In this video**

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

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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

**In this video**