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Wednesday, March 24, 2010
The Complete Quadrilateral: Still MORE Points on The Orthocentric Line
Reflect the Focal Point over each side of the quadrilateral.
Yep...you guessed it.
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The Nine-Point Center
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.
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Blog Archive
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The Complete Quadrilateral: Still MORE Points on T...
The Complete Quadrilateral: The Hervey Point
The Complete Quadrilateral: Even More Points on Th...
The Complete Quadrilateral: More Points on the Ort...
The Complete Quadrilateral: The Pedal Line, The Or...
What Does This Say About Grades and Grading?
The Complete Quadrilateral: Circles on Diagonals
The Complete Quadrilateral: The Orthocentric Line
More Wallace-Simpson Line
An Integrated Curriculum?
The Complete Quadrilateral: The Pedal Line
The Complete Quadrilateral: Connecting the Midpoin...
The Complete Quadrilateral: The Axis of Mean Dista...
The Complete Quadrilateral: The Mid-Diagonal Line
Function Families
The Complete Quadrilateral: Perpendicular Bisector...
The Complete Quadrilateral: The Circumcentric Circle
The Complete Quadrilateral: The Focal Point
The Complete Quadrilateral: Four Triangles
The Complete Quadrilateral: Opposite Sides
Eye Candy
The Complete Quadrilateral
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