Interesting numbers emerge from this figure...............which has 10 sides.........on the outside..........and 6 points......10 + 6 = 16...........like 1.6............how the golden ratio starts out.................since the 4 angles of a square..............all have 90 degrees........................and the top angle is 15...........and all triangles..........have 180 degrees in all............all 3 angles of a triangle have to add up to 180.........so does any straight line.................another example of 1d matching 2 d..............