Geometric Artwork of Problem 1046

Rectangle, Circle, Circumradius, Metric Relations. Mobile Apps for iPad

The figure below shows a rectangle ABCD, the circumcircle O of radius R, and a point E on the circumcircle O. Prove that EA2 + EB2 + EC2 + ED2 = 8R2. See also: original problem 1046.


Art of Geometry Problem 1046: Rectangle, Circle, Circumradius, Metric Relations. Mobile Apps for iPad