Land parcels in the American midwest are rectilinear because the federal survey system imposed a geometric pattern on the landscape
A rectilinear land parcel is a parcel of land with all sides are at right angles(90 degrees) hence having like a rectangular shape.
Lands in the midwest part of America are rectilinear because they follow the guidelines of the federal survey system(since the 18th century) that mandates that the landscape follow a geometric pattern.
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