Ключевые слова: art, background, black, button, centimeter, concept, design, dimension, drawing, education, element, equipment, flat, geometry, graphic, icon, illustration, inch, instrument, isolated, length, line, logo, math, mathematical, measure, measurement, meter, object, office, outline, pencil, rule, ruler, scale, school, shape, sign, silhouette, simple, size, supplies, symbol, tape, tool, triangle, web, white, width,