If each octagon has side length 1, what is the area of the star?
Eight identical regular octagons are placed edge to edge in a ring in such a way that a symmetrical star is formed by the interior edges.
If each octagon has side length 1, what is the area of the star?
3 Comments
Kindly provided by Øyvind Jakobsson A number is chosen from the grid above and you are asked to guess what the number is?
If your guess is too high then then your number, and all higher numbers in the grid, are removed. If your guess is too low then then your number, and all lower numbers in the grid, are removed. 1. How many attempts do you need to guarantee a correct result? 2. What is the expected number of attempts required for a correct answer? Kindly provided by Carl Vandal John lives on a remote island supplied by a ship.

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