Foxmaths! 2.0

July 11, 2009

Open to Interpretation

Filed under: Maths — Fox @ 5:32 pm

This is a more open ended thing. I’m trying to cram and finish a presentation in these last couple of days, so I don’t have much time for my own maths. But, looking at this picture, lifted from Mathworld,

PolygonCircumscribing_1000

What are some questions that immediately spring to mind? One in particular springs out at me.

Increasingly, I find that being able to ask interesting questions is as important a skill, if not more so, than being able to answer them.

So, interesting math questions – go.

3 Comments »

  1. Does the radius approach a limit? Or define the radius as a function of the number of sides n, (starting at 3), I guess would be my questions

    Comment by Foxfan — July 12, 2009 @ 6:03 pm

  2. Nah actually I found a formula for the radius and it isn’t that interesting.
    More interestingly, I was trying to find a function to fit to the line that goes through the first verticies of each polygon you encounter going counterclockwise from 3oclock. I can’t get it into form without n’s.

    Comment by Foxfan — July 15, 2009 @ 3:33 am

  3. Hmm, questions that immediately spring to mind:

    -If the radius approach a limit, what is it in terms of the innermost circle’s radius? (One could just assume it to be 1, of course.)

    -How fast is the radius converging to a limit? (I think the speed of convergence would be similar to that of the sequence of polygons Archimedes used to approximate Pi.)

    -If the figure were in 3D, what would change?

    Hmm…well, I suppose my questions are not particularly interesting. XD

    Comment by Alex — September 11, 2009 @ 2:11 am


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