A right triangle with integer leg lengths is called "cool'' if the number of square units in its area is equal to twice the number of units in the sum of the lengths of its legs. What is the sum of all the different possible areas of cool right triangles?
Hope this helped!
The reason I posted this one was because that one wasn't correct.
Thanks Cal, I am very glad that you found and posted the original post.
Am I right in thinking that you are mathtoo? (the original poster)
Why do you think the answer is wrong and why didn't you say so on the original post?
Here is the original post as a link.