A digital protractor is more accurate than a handheld protractor and has useful features such as a screen displaying angle measurements. It consists of a moving arm and a small box with buttons and a display screen. The protractor can measure angles exactly and has a “Hold” button to save angles. It can also be […]
A protractor measures angles between intersecting lines in degrees, with a basic semicircular design measuring up to 180 degrees. Other types include a two-straight-edge design and a circular design for measuring all angles. Protractors can also be used to draw lines at arbitrary angles. A protractor is a device for measuring the angle between two […]
