Asked by Andre

There is a shape
first a regular triangle inscribed in a circle, and inscribed in a square, inscribed in a circle, inscribed in a pentagon, etc.
so polygon circle polygon circle, etc. the radius of the first circle is 1, find an equation for radius n.
number 2:give an argument that lim as x-infinity of r subscript n has an upper bound, or if you think it doesn't, why.
I'm not sure where to start and how to do this problem
Thanks.

Answers

Answered by Steve
You could start here:

http://www.mathopenref.com/polygonincircle.html

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