I could watch this movie every day and never grow tired of it. The low-quality video does not do it justice. Play it with your sound turned up. There is a link to better quality video HERE.
X(5) in Kimberling's Encyclopedia of Triangle Centers, is the center of the nine-point circle, which is the unique circle passing through the midpoints of the sides of the triangle. The radius of the nine-point circle is one-half the circumradius.
Very Nice, Will most certainly share with my students.
ReplyDeleteI share it with my kids every year...turn the lights off and the sound up...this movie is a work of art!
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