Areas of geometric figures Student activity Play

Areas of polygons Class activity Play

Areas of polygons Whiteboard exercise Play

Areas of polygons Student activity Play

Areas of polygons Whiteboard presentation Play

Areas of polygons Student activity Play

Areas of polygons Whiteboard exercise Play

Areas of polygons made from trapeziums Whiteboard exercise Play

Areas of polygons made from trapeziums Student activity 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 Whiteboard exercise Play

Areas of polygons made of triangles – problems Student activity Play

Black Holes Student activity Play

Building a regular polygon Whiteboard exercise Play

Building the polygon with the biggest possible area Whiteboard exercise Play

Building the polygon with the shortest possible perimeter Simulation Play

Calculating the area of a polygon Student activity Play

Circle inscribed into a parallelogram Simulation Play

Circles inscribed and circumscribed Whiteboard presentation Play

Circles inscribed and circumscribed Class activity Play

Circumscribed circles Whiteboard exercise Play

Circumscribed circles, inscribed polygons Student activity Play

Circumscribed circles, inscribed polygons Animation Play

Circumscribed polygons Animation Play