Angles in a triangle – part I Student activity Play

Angles in a triangle – part II Student activity Play

Angles in simple polygons Class activity Play

Angles in simple polygons Whiteboard presentation Play

Angles of polygons Student activity Play

Angles of quadrilaterals Student activity Play

Angles on a line Whiteboard exercise Play

Angles on a line Student activity Play

Angles on a straight line and angles round a point Student activity Play

Angular measure Animation Play

Attaching the measure to the angle Animation Play

Bearings Whiteboard exercise Play

Bearings Student activity Play

Bearings and compass directions Animation Play

Calorimetric studies on combustion reactions Animation Play

Can every polynomial be factorised? Student activity Play

Can every polynomial be factorised? Whiteboard exercise Play

Central and inscribed angles on the same arc – relationship Student activity Play

Circular measure Animation Play

Circular measure Illustration Play

Circular measure Student activity Play

Circular measure Whiteboard exercise Play

Circular measure expressed in different units Simulation Play

Coefficients on equal polynomials Whiteboard exercise Play

Collecting like terms Animation Play