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Sunday, January 10, 2010
Too Much Time on Your Hands?
Now, if you would only memorize the digits...
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The NinePoint Center
X(5) in Kimberling's
Encyclopedia of Triangle Centers
, is the center of the ninepoint circle, which is the unique circle passing through the midpoints of the sides of the triangle. The radius of the ninepoint circle is onehalf the circumradius.
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