Ключевые слова: abstract, background, billboard, blue, blueprint, board, bulletin, circle, corner, craft, cut, design, detail, drawing, equipment, geometric, geometry, gradient, graph, graphic, green, grid, ground, healing, inches, length, line, mat, math, measure, measurement, number, object, office, patchwork, pattern, plastic, rectangle, rotary, scale, space, text, texture, tool, triangle, white, width, work,