Nieuw didactisch materiaal
Ontdek materiaal
- Equal arcs on circles of equal radii subtend equal angles at the centre, and conversely, equal angles at the centre subtend equal arcs on circles of equal radii.
- Perimeter and area of polygons on the coordinate system.
- Absolute Value
- Two functions are "almost" equal, they differ only in x=1
- สามเหลี่ยมพีทาโกรัส