Contributor Khan Academy

Update
01-01-2016
Content Type
Lesson
Grade Level
Ninth grade, Tenth grade, Eleventh grade, Twelfth grade
Object Type
Video
License

This video lesson shows students how to prove the Pythagorean identity for all real numbers. Students can read the transcript of the video if they like. They can also view other students’ questions and answers about the topic in the comment section.