Archimedes' Hat Box Theorem
Archimedes' Hat Box Theorem
A unit sphere is placed in a unit cylinder. You can cut off parts of the two surfaces with planes perpendicular to the axis of the cylinder. The lateral surface area of the partial cylinder equals that of the spherical segment.
External Links
External Links
Permanent Citation
Permanent Citation
Sándor Kabai
"Archimedes' Hat Box Theorem"
http://demonstrations.wolfram.com/ArchimedesHatBoxTheorem/
Wolfram Demonstrations Project
Published: October 15, 2008