Final answer:
Shapes in art can create the illusion of mass, volume, and space, establish rhythm, and achieve order, harmony, and variety.
Step-by-step explanation:
Shapes in art can be used to create the illusion of mass, volume, and space. They can also help establish the rhythm of a composition by repeating certain shapes or patterns. Additionally, shapes can help achieve order, harmony, and variety in a piece of art.
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