The congruent trapezium Simulation Play

The congruent triangle Simulation Play

The counterexample Whiteboard exercise Play

The distance covered by a jogger Student activity Play

The distance covered by a jogger Whiteboard exercise Play

The examples of using the trapezium rule Animation Play

The formula for the volume of a prism Whiteboard exercise Play

The formula for the volume of a prism Student activity Play

The lines of symmetry Whiteboard exercise Play

The longest base of the trapezium Whiteboard exercise Play

The pairs of congruent figures Simulation Play

The perimeter of the trapezium Whiteboard exercise Play

The perimeters of a trapezium Whiteboard exercise Play

The perpendicular bisector in a circle Animation Play

The perpendicular bisector of a line segment Animation Play

The perpendicular bisector of a line segment – a reminder Student activity Play

The SAS property Animation Play

The Side-Angle-Side (SAS) property Whiteboard exercise Play

The Side-Angle-Side property Whiteboard exercise Play

The Side-Side-Side (SSS) property Whiteboard exercise Play

The Side–Angle–Side (SAS) property – observations and generalisation Student activity Play

The Side–Side–Side (SSS) property Student activity Play

The SSS property Animation Play

The surface area of a prism Student activity Play

The surface area of a right prism Whiteboard exercise Play