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It is possible in only 6! = 6x5x4x3x2x1 or 720 ways.
Geometry is used by many things, in many different ways.
Coplanar lines can intersect an infinite amount of times.
There are many different ways but a defining characteristic is that is has two pairs of parallel sides.
Quoin corners is a term for a detail in brick work where the detail area projects out further than the main body of brickwork. There are many different ways it can be done.