A cube Whiteboard exercise Play

A cube Student activity Play

A diagonal of a cube Animation Play

A diagonal of a cuboid Animation Play

A segment square root of 2 units long and others Animation Play

A square and a circle Student activity Play

A square pyramid Student activity Play

A star Animation Play

Advanced problems Student activity Play

Angle sum of a polygon Student activity Play

Angle sum of a polygon Whiteboard exercise Play

Angles in a trapezium Whiteboard exercise Play

Angles of a quadrilateral – revision Student activity Play

Application of the Pythagorean theorem in 2-D Whiteboard presentation Play

Application of the Pythagorean theorem in 2-D Class activity Play

Application of the Pythagorean theorem in 3-D Class activity Play

Application of the Pythagorean theorem in 3-D Whiteboard presentation Play

Applying the Pythagorean theorem Animation Play

Approximation of the area of a circle Animation Play

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

Central and inscribed angles on the same arc – relationship Animation Play

Common polygons Student activity Play

Common polygons – a kite Whiteboard exercise Play

Decomposition of vectors Student activity Play

Diagonals and sides of polygons Whiteboard exercise Play