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Hellinggetal. 3 oefeningen.
Activity
N.Andringa
Lengte zijde via goniometrie
Activity
N.Andringa
Sinus, Cosinus, Tangens. Inzicht
Activity
N.Andringa
Geef de juiste goniometrische verhouding. 6 opdrachten!
Activity
N.Andringa
