Ключевые слова: angle, architect, architecture, background, blueprint, building, calipers, circle, compass, construction, contractor, copybook, creativity, curve, design, designer, drafting, draw, drawing, education, engineer, engineering, geometry, graphic, industry, instrument, isolated, math, mathematics, measure, measurement, mechanical, office, paper, pencil, plan, professional, project, protractor, school, sign, sketch, sketching, slide, study, technical, technology, tool, white, work,