Graham's Biggest Little Hexagon

The largest possible (not necessarily regular) Hexagon for which no two of the corners are more than unit distanceapart. In the above figure, the heavy lines are all of unit length. The Area of the hexagon is ,where is the second-largest real Root of

References

Conway, J. H. and Guy, R. K. ``Graham's Biggest Little Hexagon.'' In The Book of Numbers. New York: Springer-Verlag, pp. 206-207, 1996.

Graham, R. L. ``The Largest Small Hexagon.'' J. Combin. Th. Ser. A 18, 165-170, 1975.

• Rook Number
• Rook Reciprocity Theorem
• Rooks Problem
• Room Square
• Root
• Root Dragging Theorem
• Rooted Tree
• Root Linear Coefficient Theorem
• Root-Mean-Square
• Root of Unity
• Root (Radical)
• Root Test
• Root (Tree)
• Rosatti's Theorem
• Rose
• Rosenbrock Methods
• Rotation
• Rotation Formula
• Rotation Group
• Rotation Matrix
• Rotation Number
• Rotation Operator
• Roth's Removal Rule
• Roth's Theorem
• Rotkiewicz Theorem