1. Triangles And Art
By: John Henry Jackson

2. Triangular Human Forms
In ancient times (prehistory), people used triangular shapes to represent human bodies. These forms appeared in petroglyphs (rock carvings) at Buffalo Eddy at Snake River, in paintings from Warli Paintings from India, and in carvings and paintings of the American Plains Indians.
Petroglyphs at Snake River
Warli Painting
Triangular Human Forms

3. Triangles in Art Triangles are used in: Sculptures Windows
Architecture
Tiling
Sketches
Paintings
Jewelry
Warning Signs
The typical triangles that are used in art are equilateral/equiangular and right triangles.
Triangles in art are used for stability (mainly in architecture), as a simple shape, and to arouse interest in something (especially paintings, sketches, sculptures, etc.)
Triangles are used to stabilize objects, to draw attention to something, and often as a simpler alternative to a circular or roundish shape.
Triangles in Art

4. http://www. digitalartsphotography
Picture Bibliography