Opposite numbers Student activity Play

Opposite vectors Animation Play

Pairs of opposite vectors Whiteboard exercise Play

Parallelograms, rhombuses and trapeziums – properties of angles Student activity Play

Planes in the Cartesian coordinate system of 3-dimensional space Student activity Play

Points and sides of a line Animation Play

Points and their positions Whiteboard exercise Play

Population and sample Student activity Play

Population and sample Whiteboard exercise Play

Ratios of sides in a triangle Animation Play

Reflection symmetry in the coordinate system in the x-axis and the y-axis Student activity Play

Rhombuses and squares Student activity Play

Sides of a line Student activity Play

Sides of a line Whiteboard exercise Play

Sides of the trapezium Animation Play

Sides of the triangles Animation Play

Simplification of equations Whiteboard presentation Play

Simplification of equations Class activity Play

Solving the equation with the unknown on both sides of the equation Whiteboard exercise Play

Subtraction of two vectors Animation Play

The angle between two sides in a triangle Animation Play

The opposite event Whiteboard exercise Play

The opposite numbers – a dolphin Simulation Play

The sides of isosceles triangles Student activity Play

The sides of the triangles – trigonometric ratios for selected angles Whiteboard exercise Play