If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. We all remember math class in grade school and being asked to calculate angles for a ...

The Raspberry Pi maker community never ceases to amaze us and today we have a project that's no exception. Maker and ...

A protractor is used to draw and measure angles ... A quarter turn is 90° and is called a right angle. A half turn is 180° and is known as a straight angle (or angle on a straight line).

Electronic enthusiasts that need to measure angles on their robotic arm or other projects may be interested in a new proximity sensor that has been created by William Moore called the Protractor.