Neil deGrasse Tyson

@neiltyson ↗

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Last Checked Aug. 18, 2019

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Thu Mar 14 13:03:33 +0000 2019

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Neil deGrasse Tyson @neiltyson

Not that anybody asked, but… Measure the circumference of your head in inches, then divide that number by Pi. Tha… https://t.co/8m8qtK7onD — PolitiTweet.org

Posted March 14, 2019

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Neil deGrasse Tyson @neiltyson

So that we're all on the same Pi-page… If you measure the Circumference of a circle and divide it by the Diameter of the same circle, you get the value of Pi. And that value of Pi is the same for ANY size circle you draw. — PolitiTweet.org

Posted March 14, 2019

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Neil deGrasse Tyson @neiltyson

@jeremyw68682758 Good question. Most rules you’ve learned apply to flat space “Euclidean” geometry. In curved space, such as what is described in General Relativity, Pi times a circle’s diameter does not have to equal the circumference. — PolitiTweet.org

Posted March 18, 2019