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Problem of the Week, February 2125
Posted:
Feb 21, 1994 6:04 PM


The problem of the week is a regular feature here at the geometry forum. Each weekend a high school level geometry problem will be posted, and the following weekend a summary of solutions and their authors will be posted.
Please do not post solutions to the problem of the week; instead mail your answer along with as detailed a description of your method as necessary/possible to pow@forum.swarthmore.edu (replying to this message will also work). Solutions should be received by midnight Friday so they can be combined and posted over the weekend.
Please include your name, grade, and school along with your answer.
**************************************************** Problem of the Week, February 2125
Let ABCD be a square located on a Cartesian coordinate system with A at the origin, B on the y axis, and D on the x axis. P is a point in the interior of the square that is 3 units from A, 5 units from D, and 7 units from B. What is the length of a side of the square?
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