Other mounds were arranged in squares, triangles, and parallelograms.
Some of them were conical, some elliptical, some square, and some parallelograms.
The fields were neither circles, squares, parallelograms, nor triangles.
They are in geometrical forms—circles, squares, parallelograms, &c.
Your line cuts and carves the water into all manner of squares, triangles, and parallelograms.