Ключевые слова: app, architecture, background, circle, college, compass, design, divider, draft, drafting, draw, drawing, education, equipment, flat, geometric, geometry, graphic, hand drawn, icon, illustration, instrument, isolated, knowledge, learn, learning, lesson, line, linear, math, mathematics, measure, minimal, needle, outline, plan, project, red, scale, school, stationery, study, studying, supplies, technical, thin, tool, university, white,