Drawing angles

Often three letters are used to describe an angle. For example, angle LMN is shown below:

Diagram of angle LMN

Follow these steps to draw the angle PQR = 60 ^\circ

1. Draw the line QR

QR line diagram

2. Place your protractor on the line QR. Ensure that the centre of your protractor is over the point Q. Make a mark at 60^\circ.

Protractor diagram

3. Remove the protractor and join Q to the 60^\circ mark. Label this point P.

PQR line diagram

4. If necessary, mark the angle.

PQR = 60° diagram