VIDEO
How did they figure out the area of a circle is pi times r squared?
0:00 intro
3:10 Archimedes
6:25 Leonardo and Sato Moshun
8:20 RABH
https://en.wikipedia.org/wiki/File:%E… ;
https://en.wikipedia.org/wiki/William… ;
https://en.wikipedia.org/wiki/Aryabha… ;
Archimedes
https://en.wikipedia.org/wiki/Area_of… ;
Leonardo and Sato Moshun
https://en.wikipedia.org/wiki/Area_of… ;
Cut The Knot area of a circle
https://www.cut-the-knot.org/Curricul… ;
Area of a circle, formula explained (mathematicsonline)
• Area of a circle, formula explained
Understanding the Formula for Area of a Circle #shorts (mathematicsonline)
• Understanding the Formula for Area of a C…
Rabbi Abraham bar Hiyya Hanasi
https://www.cut-the-knot.org/Curricul… ;
Area of a Circle by Rabbi Abraham bar Hiyya Hanasi
https://u.cs.biu.ac.il/~tsaban/Circle… ;
David Garber and Boaz Tsaban, A mechanical derivation of the area of the sphere, The American Mathematical Monthly 108 (2001), 10–15.
https://u.cs.biu.ac.il/~tsaban/Pdf/Pu… ;
Wikipedia
https://en.wikipedia.org/wiki/Abraham… ;
https://en.wikipedia.org/wiki/Archime… ;
References
https://en.wikipedia.org/wiki/Proof_t… ;
https://en.wikipedia.org/wiki/Aryabha… ;
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