Khan Academy
Khan Academy: About Pi and Tau: Rhapsody on the Proof of Pi = 4
This video explores properties of circles and what is wrong with the proof that pi is equal to four.
Khan Academy
Khan Academy: Long Live Tau: Pi Is (Still) Wrong.
Please excuse the simple math and spelling errors. You shouldn't believe anything I say without double-checking even at the best of times. Go here: http://tauday.com/ and here: http://www.math.utah.edu/~palais/pi.html Me: http://vihart.com
Khan Academy
Khan Academy: Vi Hart: Are Shakespeare's Plays Encoded Within Pi?
Video exploring some properties of pi. [3:46]
Khan Academy
Khan Academy: About Pi and Tau: Are Shakespeare's Plays Encoded Within Pi?
This video explores some of the properties of pi.
Sophia Learning
Sophia: Irrational Numbers
Irrational numbers are defined and explored in this video lesson. Examples are included in the tutorial.
Virtual Nerd
Virtual Nerd: What Is Pi?
Take a look at this tutorial to learn about the irrational number pi. [4:41]
Virtual Nerd
Virtual Nerd: What Is a Circle?
Take a look at this tutorial to learn about circles and see the different parts of a circle. [3:54]
Sophia Learning
Sophia: Irrational Numbers
The mathematics resource includes a video lesson that explores irrational numbers. The square root of two and pi are included.
Math Antics
Math Antics: Circles: What Is Pi?
Gain a basic understanding of what P is by watching this easy to understand video tutorial. Additional resources are available as part of a paid subscription service. [7:58]
Art of Problem Solving
Art of Problem Solving: Introduction to Circles
Video tutorial uses examples to introduce circles. [6:39]
Loyola University Chicago
Math Flix: Circle Vocabulary
This QuickTime movie provides an opportunity to learn about the vocabulary of a circle. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Khan Academy
Khan Academy: Anti Pi Rant, 3/14/14
Sorry, Pi lovers! Maybe pick a better favorite number next time?
Khan Academy
Khan Academy: E as a Limit
Sal continues the discussion on e, this time digging deeper into the mathematical definition of e in this video. [5:38]
Khan Academy
Khan Academy: Vi Hart: Rhapsody on the Proof of Pi = 4
Video explores properties of circles and what is wrong with the proof that pi is equal to four. [5:55]
Mocomi & Anibrain Digital Technologies
Mocomi: Who Discovered Pi?
Learn about Archimedes and the discovery of Pi.