N points on circle. How many regions can circle be divided into?

Asked Aug 06 '13 at 17:24

Active Aug 06 '13 at 17:24

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If there are N points on a circle, and you draw a chord between each of them, how many regions is the circle subdivided into

asked Aug 06 '13 at 17:24

QRIUS2KNW

2

http://en.wikipedia.org/wiki/Dividing_a_circle_into_areas – Lord Soth Aug 06 '13 at 17:36
2

http://mathworld.wolfram.com/CircleDivisionbyChords.html – Lord Soth Aug 06 '13 at 17:36

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