in a circle radius 6 miles the length of the arc that subtends a central angle of 6 radians is
206+6 = 12
\(Arc=\frac{6}{2\pi}\;\times 2*\pi * r\\ Arc=\frac{6}{2\pi}\;\times 2*\pi * 6\\ Arc=\frac{6}{1}\;\times 6\\ Arc=36miles\)
That is most of the circle :)
