The Behaviour of Shapes: Shapes can be used to control your feelings in the composition of an artwork: Squares and Rectangles can portray strength and stability. Circles and Ellipses can represent continuous movement. Triangles can lead the eye in an upward movement.
Style is basically the manner is which the artist portrays his or her subject matter and how the artist expresses his or her vision shapes can play important roles in the creation of art, they help create complex drawings and paintings, affect composition, and contribute balance within the work