Instructional Video
PatrickJMT

Patrick Jmt: Pythagorean Theorem

9th - 10th Standards
Video tutorial defines the Pythagorean theorem and features a few problems using it. [9:04]
Instructional Video
PatrickJMT

Patrick Jmt: The Distance Formula

9th - 10th
In this video, how the distance formula comes from the Pythagorean Theorem is shown along with a simple example of finding the distance between two points. [5:44]
Instructional Video
Khan Academy

Khan Academy: Finding Distance With Pythagorean Theorem

6th - 8th Standards
Sal finds the distance between two points with the Pythagorean theorem.
Instructional Video
Khan Academy

Khan Academy: Another Pythagorean Theorem Proof

8th
Visually proving the Pythagorean Theorem.
Instructional Video
Khan Academy

Khan Academy: Ca Geometry: Pythagorean Theorem, Compass Constructions

9th - 10th
51-55, Pythagorean Theorem, compass constructions.
Instructional Video
Khan Academy

Khan Academy: Ca Geometry: Pythagorean Theorem, Area

6th - 8th Standards
36-40, Pythagorean Theorem and area.
Instructional Video
Khan Academy

Khan Academy: Ca Geometry: Area, Pythagorean Theorem

6th - 8th Standards
26-30, area, circumference, pythagorean theorem.
Instructional Video
Khan Academy

Khan Academy: Pythagorean Theorem Ii

9th - 10th
More Pythagorean Theorem examples. Introduction to 45-45-90 triangles.
Instructional Video
Khan Academy

Khan Academy: Introduction to the Pythagorean Theorem

9th - 10th
Right triangles and the Pythagorean Theorem.
Instructional Video
Sophia Learning

Sophia: Finding the Missing Angle of Right Triangle: Lesson 2

9th - 10th
Following this lesson, the angle measure of one non-right angle of a right triangle, and the right angle symbol in the right angle of the triangle, you'll be able to determine the value of the missing angle. It is 2 of 9 in the series...
Instructional Video
Sophia Learning

Sophia: Finding the Missing Angle of Right Triangle: Lesson 6

9th - 10th
Following this lesson, the angle measure of one non-right angle of a right triangle, and the right angle symbol in the right angle of the triangle, you'll be able to determine the value of the missing angle. It is 6 of 9 in the series...
Instructional Video
Sophia Learning

Sophia: Finding the Missing Side of a 45 45 90 Triangle: Lesson 2

9th - 10th
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 2 of 9 in the series titled "Finding the Missing Side of a 45-45-90 Triangle."
Instructional Video
Sophia Learning

Sophia: Finding the Missing Side of a 45 45 90 Triangle: Lesson 3

9th - 10th
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 3 of 9 in the series titled "Finding the Missing Side of a 45-45-90 Triangle."
Instructional Video
Sophia Learning

Sophia: Finding the Missing Side of a 45 45 90 Triangle: Lesson 5

9th - 10th
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 5 of 9 in the series titled "Finding the Missing Side of a 45-45-90 Triangle."
Instructional Video
Sophia Learning

Sophia: Finding the Missing Side of a 45 45 90 Triangle: Lesson 6

9th - 10th
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 6 of 9 in the series titled "Finding the Missing Side of a 45-45-90 Triangle."
Instructional Video
Sophia Learning

Sophia: Finding the Missing Side of a 45 45 90 Triangle: Lesson 9

9th - 10th
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 9 of 9 in the series titled "Finding the Missing Side of a 45-45-90 Triangle."
Instructional Video
Sophia Learning

Sophia: Finding the Missing Side of a Pythagorean Triple: Lesson 2

9th - 10th
This lesson demonstrates how to recognize a Pythagorean triple when you have the lengths of two sides of a right triangle. It is 2 of 10 in the series titled "Finding the Missing Side of a Pythagorean Triple."
Instructional Video
Sophia Learning

Sophia: Finding the Missing Side of a Pythagorean Triple: Lesson 3

9th - 10th
This lesson demonstrates how to recognize a Pythagorean triple when you have the lengths of two sides of a right triangle. It is 3 of 10 in the series titled "Finding the Missing Side of a Pythagorean Triple."
Instructional Video
Sophia Learning

Sophia: More Difficult Pythagorean Theorem Examples: Lesson 4

9th - 10th Standards
This lesson will provide more advanced practice examples that apply the Pythagorean Theorem to solve for an unknown side of a right triangle. It is 4 of 5 in the series titled "More Difficult Pythagorean Theorem Examples."
Instructional Video
Sophia Learning

Sophia: More Difficult Pythagorean Theorem Examples: Lesson 5

9th - 10th
This lesson will provide more advanced practice examples that apply the Pythagorean Theorem to solve for an unknown side of a right triangle. It is 5 of 5 in the series titled "More Difficult Pythagorean Theorem Examples."
Instructional Video
Sophia Learning

Sophia: Converse of the Pythagorean Theorem: Lesson 4

9th - 10th
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 4 of 5 in the series titled "Converse of the Pythagorean Theorem." [4:27]
Instructional Video
Sophia Learning

Sophia: Converse of the Pythagorean Theorem: Lesson 1

9th - 10th
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 1 of 5 in the series titled "Converse of the Pythagorean Theorem." [3:16]
Instructional Video
Sophia Learning

Sophia: Converse of the Pythagorean Theorem: Lesson 5

9th - 10th Standards
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 5 of 5 in the series titled "Converse of the Pythagorean Theorem." [8:28]
Instructional Video
Sophia Learning

Sophia: Finding the Missing Angle of Right Triangle: Lesson 1

9th - 10th
Following this lesson, the angle measure of one non-right angle of a right triangle, and the right angle symbol in the right angle of the triangle, you'll be able to determine the value of the missing angle. It is 1 of 9 in the series...