TED-Ed
TED-ED: How many ways are there to prove the Pythagorean theorem? - Betty Fei
What do Euclid, 12-year-old Einstein, and American President James Garfield have in common? They all came up with elegant proofs for the famous Pythagorean theorem, one of the most fundamental rules of geometry and the basis for...
Curated Video
Applying the Pythagorean Theorem and Trigonometric Ratios to Solve Word Problems
In this video, the teacher explains how to find the dimensions of a park in the shape of a right triangle. Using the Pythagorean theorem and trigonometric ratios, the teacher demonstrates how to calculate the lengths of the sides of the...
TED-Ed
How Many Ways Are There to Prove the Pythagorean Theorem?
There is more than one way to prove the Pythagorean Theorem. Euclid and Einstein found the same way to prove the Pythagorean Theorem. The video introduces several other ways to prove the theorem along with the history of its use.