The side lengths of an equiangular octagon are 1, 2, 3, 4, 1, 2, 3, and 4 in clockwise order. Find the octagon's area.
Enter your answer in the form \(x+y\sqrt z\) in simplest radical form.
The area of the polygon is 8 + 15*sqrt(2).
Area = 11 + 12√2
