1. It is an eighth pentagonal number.
2. It is the maximal number of regions into which 13 lines divide a plane.
3. The maximum number of regions into which a plane can be divided by 10 circles is 92.
4. A snub dodecahedron is a solid with 92 faces,, each consisting of 80 equilateral triangle and 12 pentagons.
5. There is a very interesting puzzle involving 92.
Puzzle: - Multiply 92 by 8, then the product by 8 and so on. List the product one under the other shifting the digit two places to the right and add, the sum of these number is a string of 9.
Dr Rajesh Kumar Thakur
rkthakur1974@gmail.com
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