Each month, there will be four problems posted as the Problem of the Month.
You will have the entire month in which to solve the problems.
At the end of the month, I will post the names of the Problem Solvers for each problem.  

Click on one of the following problems for this month:

Sum Squares

4 Digit Number Problem

10 Points, 5 Lines Problem

Orthocenter Problem


Send your solution by the end of the month to: David Pleacher