Areas of polygons Class activity Play

Areas of polygons Student activity Play

Areas of polygons Whiteboard presentation Play

Areas of polygons Whiteboard exercise Play

Areas of polygons made from trapeziums Student activity Play

Areas of polygons made from trapeziums Whiteboard exercise Play

Areas of polygons made of parallelograms Student activity Play

Areas of polygons made of parallelograms Whiteboard exercise Play

Areas of polygons made of triangles – problems Student activity Play

Areas of polygons made of triangles – problems Whiteboard exercise Play

Areas of rectangles Class activity Play

Areas of rectangles Whiteboard presentation Play

Areas of rectangles – reminder Student activity Play

Areas of shapes Student activity Play

Areas of shapes Whiteboard exercise Play

Areas of similar figures Student activity Play

Areas of the figures Whiteboard exercise Play

Areas of various shapes Student activity Play

Areas under enlargement Animation Play

Arithmetic mean Animation Play

Arithmetic mean in our life Animation Play

Arithmetic mean – 'balancing point' of the data Student activity Play

Arithmetic mean – 'balancing point' of the data Whiteboard exercise Play

Arithmetic mean – the 'true' value of the data Student activity Play

Arithmetic mean – the 'true' value of the data Whiteboard exercise Play

Arithmetic progression Whiteboard exercise Play

Arithmetic progression (a reminder) Student activity Play

Arithmetic progression – finding the first term and the difference Whiteboard exercise Play

Arithmetic progression – identification Whiteboard exercise Play

Arithmetic sequence Class activity Play