< PREVIOUS PROBLEM | NEXT PROBLEM >

The figure below shows a rectangle ABCD, the circumcircle O of radius R, and a point E on the circumcircle O. Prove that EA^{2} + EB^{2} + EC^{2} + ED^{2} = 8R^{2}. See also: Artwork Problem 1046.

Home | Search | Geometry | Problems | All Problems | Open Problems | Visual Index | 10 Problems | Problems Art Gallery | Art | 1041-1050 | Triangle | Quadrilateral | Rectangle | Circle | Email | by Antonio Gutierrez

Add a solution to the problem 1046 Last updated: Oct 1, 2014