Drawing a person in a naturalist way would call for the use of soft curvilinear lines and would create , but to make a drawing of office buildings would require an artist to use that are regular, easy to measure, and easy to describe.

Organic shapes; geometric shapes

Explanation:

There are two general categories used to describe shapes: Geometric and Organic Shapes.

Geometric Shapes are precise, can be defined using mathematical expressions, and are easy to measure. They are usually found in manufactured, not natural, items. Examples: squares, rectangles, and circles.

Organic Shapes tend to be soft, curvilinear, and irregular, all characteristics of living beings or elements found in nature.