How many ways are there to divide an enneagon in triangles by tracing diagonals, if the diagonals can't intersect each other?
PS 1: The polygon is convex.
PS 2: For example: a quadrilateral has 2 possible ways to be divided.
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
No explanations have been posted yet. Check back later!