Pythagorean theorem proof using similarity

Another Pythagorean theorem proof

Pythagorean Theorem Proofs learn online | sofatutor.com

How to Prove the Pythagorean Theorem

Seth is using the figure shown below to prove Pythagorean Theorem using triangle similarity.In the given triangle ABC, angle A is 90° and segment AD is perpendicular to segment BC.ABDCPart A: Identify a pair of similar triangles. (2 points)Part B: Explain how you know the triangles from Part A are similar. (4 points)Part C: If DB = 9 and DC = 4, find the length of segment DA. Show your work. (4 points)

Pythagorean Theorem | Definition, Method & Examples

Pythagorean Theorem | Overview, Formula & Examples

1.4: Applications Using the Pythagorean Theorem