1 Frage zu Ruler

A ruler is a straight, flat tool used for measuring lengths or drawing straight lines. It is typically made of wood, plastic, or metal and features measurement markings, usually in centimeters and inches. Rulers can vary in length, commonly ranging from 15 to 30 centimeters (6 to 12 inches). They are essential tools in various fields, including education, engineering, and art, helping users achieve precision in their work.