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Math 42 2013

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i dont think so.
this is because it wasnt even completely 360 degree
and the answer says 19.55 something
so how can u round it of it can not cover the next triangle

You round it down to 19 triangles.
then if you look at the diagram the last triangle was n-1 is number 19.

n-1 = 19
n = 20
 
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no many i got 19 but i think its wrong
and does any1 know the probabilities i got 3/32 as one?
 
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