Angles of a quadrilateral – proof Animation Play

Application of Harry's formula Whiteboard exercise Play

Applying proportion Student activity Play

Applying the quadratic formula Whiteboard exercise Play

Approximating irrational numbers Student activity Play

Approximating square root of three Whiteboard exercise Play

Approximating square root of two Whiteboard exercise Play

Approximating surds Student activity Play

Approximations of irrational numbers Student activity Play

Area of a square Whiteboard exercise Play

Area of a square Student activity Play

Area of rectangles Whiteboard presentation Play

Area of rectangles Class activity Play

Areas of geometric figures Student activity Play

Areas of shapes Student activity Play

Basic shapes – a reminder Student activity Play

Binomial difference Animation Play

Building a quadrilateral Simulation Play

Building a square from two squares Animation Play

Building squares Whiteboard exercise Play

Calculating the nth root of a number Whiteboard exercise Play

Calculating the length of a side of a square Whiteboard exercise Play

Calculating the perimeter of a square Whiteboard exercise Play

Calculating the square of a sum Simulation Play

Calculating the square root of a number Whiteboard exercise Play