Sophia Learning
Sophia: More Difficult Pythagorean Theorem Examples: Lesson 3
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 3 of 5 in the series titled "More Difficult Pythagorean Theorem Examples."
Curated OER
Clip Art by Phillip Martin: Pythagorean Theorem
A clipart illustration by Phillip Martin titled "Pythagorean Theorem."
Oswego City School District
Regents Exam Prep Center: Length of a Line Segment (Distance)
Use the coordinate plane and Pythagorean theorem to determine the length of a line segment. Click on the "Topic Index" to find a related practice exercise and teacher resource.
Math Medics
S.o.s. Math: Hyperbolic Functions
This math lesson gives formulas for the hyperbolic trigonometric functions, a very most important property of their version of the Pythagorean Theorem, and it's verification, and many helpful visual aides.
Sophia Learning
Sophia: Vectors and Scalars Part 2
A slide show presentation which shows how component parts can be used to determine a vector. It also introduces trigonometry functions to show how vectors can have rotational directions.
Curated OER
Math Open Reference: Biography of Pythagoras
Biography of Greek mathematician, Pythagoras, who lived from 569 BC to approximately 475 BC. His theory, known as the Pythagorean Theorem continues to be of interest to mathematicians and has more than 400 different proofs.
Curated OER
A 30 60 90 Degree Triangle
The formulas for 45-45-90 and 30-60-90 triangles and the use of the Pythagorean theorem to prove the formulas.
Curated OER
A 45 45 90 Degree Triangle
The formulas for 45-45-90 and 30-60-90 triangles and the use of the Pythagorean theorem to prove the formulas.
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