Relier Pairs Design Elements #1Version en ligne Test your knowledge of the basic elements of hair design. par Rosalind Carter 1 curved lines 2 diagonal lines 3 directional lines 4 Contrasting lines 5 parallel lines 6 Horizontal lines 7 single lines 8 Transitional lines 9 vertical lines Often used to emphasize or minimize facial features. Move in a circular or semi-circular direction. Lines with a definite forward or backward movement. curved lines that are used to blend and soften horizontal or vertical lines. Used in the one-length hairstyle. horizontal and vertical lines that meet at a 90-degree angle. create width in a hairstyle. Create length and height in hair design. Repeating lines in a hairstyle.