A matchstick proof Animation Play

A square circumscribed about a circle Student activity Play

Angles of a polygon Student activity Play

Angles of polygons Animation Play

Angles of polygons Student activity Play

Circle properties Whiteboard presentation Play

Circle properties Class activity Play

Circumference of a circle Animation Play

Circumference of a circle Student activity Play

Common polygons Student activity Play

Common polygons – a hexagon Whiteboard exercise Play

Construction of a dodecagon Animation Play

Construction of a hexagon Animation Play

Construction of regular polygons Student activity Play

Diagonals of polygons Student activity Play

Do you remember what a polygon is? Student activity Play

Drawing a hexagon inscribed in a circle Whiteboard exercise Play

Drawing a hexagon inscribed in a circle Student activity Play

Finding sides Student activity Play

Finding sides in the hexagon Whiteboard exercise Play

How to construct a regular hexagon Animation Play

Justification of a geometric construction Student activity Play

Perimeters of geometric figures Student activity Play

Polygon calculator Simulation Play

Polygons Student activity Play