Research about angles. 

Angle language - make notes

Watch this video and make 'caveman' notes. (Chilli 1)

https://www.youtube.com/watch?v=O8WuEOWRO2o

Or work your way through this webpage and make 'caveman' notes. This page is chilli 3.

https://www.open.edu/openlearn/science-maths-technology/mathematics-statistics/geometry/content-section-1.1

Using a protractor - make notes

How to use a protractor (Chilli 3)

https://www.open.edu/openlearn/science-maths-technology/mathematics-statistics/geometry/content-section-1.2

How to use a protractor video (Chilli 2)

https://www.youtube.com/watch?v=N8TGOMH5Y50

How to use a protractor song (Chilli 1)

https://www.youtube.com/watch?v=7cypOw9qjSI

Test yourself quiz. 

https://www.iknowit.com/lessons/d-classifying-angles-right-acute-obtuse-straight.html