A protractor is used to draw and measure angles. An angle is the amount of turn between two lines. Angles are measured in degrees with the symbol °. Angles can be labelled with 3 letters (eg DEF ...

This KS2 maths article explores how an angle is a measure of a turn. Learn how to draw and measure angles using a protractor.

If you want to measure something too small to easily resolve by eye, you can do it with a laser pointer, a meter stick, and a little physics.

Which digital protractor is the best? Protractors, both manual and digital, are used to measure various angles. You might find yourself needing one for a DIY home project or if you’re buildin… ...