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  #1  
Old 09-21-2007, 05:47 PM
jay_shark jay_shark is offline
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Default Points on a Plane
Suppose we have 100 points on a plane and no three are collinear , prove that at most 70% of the triangles formed by the points are acute .

Can we generalize this result ?
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Old 09-21-2007, 05:59 PM
billygrippo billygrippo is offline
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Default Re: Points on a Plane
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Old 09-21-2007, 06:00 PM
jay_shark jay_shark is offline
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Default Re: Points on a Plane
lol , tff .
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