Ключевые слова: angle, architecture, blueprint, built, business, calculate, cell, concepts, construction, design, diagram, document, draw, engineer, eraser, exterior, forecasting, graphic, housing, image, industry, ink, interior, intricacy, job, learn, line, mathematical, office, paperwork, pattern, pencil, plan, printout, project, reception, residential, room, row, ruler, school, sharpener, sketching, slide rule, specifications, striped, structure, table, teach, triangle, wooden, write,