Warning! It seems that you are using Dodona within another webpage, so not everything may work properly. Let your teacher know so that he can solve the problem by adjusting a setting in the learning environment. In the meantime, you can click this link to open Dodona in a new window.
Bekijk eerst de theorie over cut voor je aan deze oefeningen begint, de theorie is zeer belangrijk om het volledige leereffect van de oefening te hebben.