Channel: Vsauce2

Category: Education

Tags: pi daymath riddlesbrain teasers mind tricksbrain teaser puzzlesmath puzzlespi approximationmath pimath randompi mathpi math explainedbrain teasers for kidsvsauce2vsausepi mathematical pimath gamesvsause2march 14brain teasersrandom math factstriangle mathmath tricks shortsmath kidsrandom math questionspi value trickpi triangle formulapimath trickspi trickspi day activitiesmath tricks for fast calculationpi triangl

Description: You all know the Pythagorean theorem, but what does a right triangle with a hypotenuse of 684,912,110,217,988,900 reveal about Pi? A lot, once you figure out the other two sides. If the square root of 684,912,110,217,988,900 yields 827,594,170, and that equals a^2 + b^2, we can find the ratio of a to b. And the result is an extremely close approximation to pi that matches to 9 digits. Thanks, 684,912,110,217,988,900! #shorts