Sophia Learning
Sophia: Pythagorean Theorem
Presents two short videos (under two minutes) explaining the Pythagorean Theorem. Includes short quiz.
Khan Academy
Khan Academy: Geometry: Area, Pythagorean Theorem
This video shows an understanding of the sum of the interior angles of polygons, properties of parallelogram, lateral area of a cone, area of a kite, and circumference of a circle.
Khan Academy
Khan Academy: Triangles: Intro to 30 60 90 Triangles
Explains the special relationship of the lengths of the sides of a 30-60-90 triangle using the Pythagorean theorem.
Khan Academy
Khan Academy: Worked Examples: Geometry: Pythagorean Theorem, Area
Students watch a video tutorial to learn how to solve area problems of composite figures using the Pythagorean Theorem.
Khan Academy
Khan Academy: Triangles: Bhaskara's Proof of Pythagorean Theorem
An elegant visual proof of the Pythagorean Theorem developed by the 12th century Indian mathematician Bhaskara.
Khan Academy
Khan Academy: Triangles: Garfield's Proof of the Pythagorean Theorem
A video explaining how James Garfield's proved the Pythagorean Theorem.
Khan Academy
Khan Academy: Triangles: Another Pythagorean Theorem Proof
Students explore the Pythagorean Theorem by exploring a visual proof of the Theorem as they watch a video tutorial.
Sophia Learning
Sophia: Calculating the Area of a Triangle
This video lesson demonstrates how to calculate the area of a triangle. It includes detailed examples including ones that use the Pythagorean Theorem. Students can check their understanding with an assessment. [10:43]
Sophia Learning
Sophia: Calculating the Perimeter of a Triangle
This video lesson demonstrates how to find the perimeter of triangles. [3:42] The tutorial includes detailed examples. Students can check their understanding with an assessment.
Sophia Learning
Sophia: Converse of the Pythagorean Theorem
Use the Pythagorean theorem to determine if the triangle is a right triangle. Assess learning with a quiz.
Sophia Learning
Sophia: Height of a Pyramid Tutorial
In this video tutorial, determine the height of a pyramid using the Pythagorean theorem. [4:39]
Sophia Learning
Sophia: More Difficult Pythagorean Theorem Examples
Solve the Pythagorean theorem that contains radicals and assess learning with a quiz.
Sophia Learning
Sophia: Proving Lines Are Tangent to Circles
Prove a line is tangent to a circle by using the converse of the Pythagorean theorem. Take a quiz to assess learning.
Sophia Learning
Sophia: Pythagorean Theorem and Right Triangles
Determine if the Pythagorean theorem can be used with triangles that are not right triangles. Assess learning with a quiz.
Sophia Learning
Sophia: Pythagorean Theorem Proof
Prove the Pythagorean theorem and take a quiz to assess learning.
Sophia Learning
Sophia: Rectangle Practice Problems
This video lesson describes the characteristics of rectangles and provides examples of how to find area, perimeter, diagonals, and angle measurements. [7:00]
Sophia Learning
Sophia: Simplifying Radicals With Prime Factorization: Lesson 4
This lesson will demonstrate how to simplify radicals by using prime factorization. It is 4 of 5 in the series titled "Simplifying Radicals with Prime Factorization."
Sophia Learning
Sophia: Slant Height of a Cone
This video lesson with help students use the Pythagorean theorem to solve for the slant height of a cone. Complete assessment to show understanding. [2:35]
Sophia Learning
Sophia: Slant Height of a Cone
This video lesson demonstrates how to find the slant height of a right cone. Students can check their understanding with an assessment. [6:18]
Sophia Learning
Sophia: Slant Height of a Pyramid
This video lesson demonstrates how to use the Pythagorean Theorem to find the slant height of pyramid.
Sophia Learning
Sophia: Solving for Radii and Tangent Segments
Solve for the unknown radii and tangent segments of circles using a theorem. Assess learning with a quiz.
Sophia Learning
Sophia: Special Right Triangles
Special right triangles are investigated in this video tutorial. The lesson provides background knowledge and two videos that show the relationships of the sides in special right triangles and practice problems to test students'...
Sophia Learning
Sophia: The Pythagorean Theorem
Determine how to find the missing side length or the hypotenuse of a right triangle using the Pythagorean theorem. Check understanding with a quiz.
Sophia Learning
Sophia: Triangle Congruence Theorem (Hl)
This video lesson introduces and provides examples of the Hypotenuse-Leg Triangle Congruence Theorem. Students can check their understanding with an assessment.