- Place the midpoint of the protractor on the VERTEX of the angle.
- Line up one side of the angle with the zero line of the protractor (where you see the number 0).
- Read the degrees where the other side crosses the number scale.
go to: Using a Protractor
First scroll down to Have a Go Yourself! and practise using a protractor
Measure the angles you find on the word (YEA) on this sheet:
Go To: Maths is Fun Using a Protractor
View two animations that show how to draw an angle using a protractor
Below the word (YEA) on sheet draw the following angles: 45°, 125°, 260°, 90°, 20°