|There's more than one way to do things|
In the example, there are 40 nodes. Assuming a font with a maximum height of 10 pixels, and a 10 pixel gap between, you need a circumference of:
40 * ( 10 + 10 ) == 800. So the inner radius is 800 / 2 π == 127.
The outer radius will be a function of the font size and the string lengths.
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.