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