The angles of a polygon Whiteboard exercise Play

The angles of a quadrilateral Student activity Play

The area of a regular hexagon Whiteboard exercise Play

The area of an equilateral triangle Student activity Play

The area of the regular pentagon Whiteboard exercise Play

The central angle of a regular polygon Student activity Play

The central angle of a regular polygon Whiteboard exercise Play

The exterior angle of a regular polygon Student activity Play

The exterior angle of a regular polygon – proof (1) Animation Play

The exterior angle of a regular polygon – proof (2) Animation Play

The exterior angles of a polygon Student activity Play

The exterior angles of an n-sided polygon Whiteboard exercise Play

The exterior angles of polygons Whiteboard exercise Play

The four angles Whiteboard exercise Play

The interior angle of a regular polygon Student activity Play

The interior angle of a regular polygon – proof (1) Animation Play

The interior angle of a regular polygon – proof (2) Animation Play

The interior angles of a polygon Student activity Play

The interior angles of an n-sided polygon Whiteboard exercise Play

The interior angles of polygons Whiteboard exercise Play

The measure of the angles Whiteboard exercise Play

The missing angles in the polygon Whiteboard exercise Play

The missing exterior angles Whiteboard exercise Play

The polygon made of two triangles Whiteboard exercise Play

The shapes that are polygons Whiteboard exercise Play