Properties of angles in a trapezium Animation Play

Properties of diagonals in a parallelogram Animation Play

Properties of diagonals in a rectangle Animation Play

Properties of reflection Whiteboard exercise Play

Properties of reflection Student activity Play

Properties of rotation Student activity Play

Quadrilaterals Whiteboard exercise Play

Recognition of congruent triangles Animation Play

Ruler-and-compass constructions Class activity Play

Ruler-and-compass constructions Whiteboard presentation Play

Sectors and segments Whiteboard exercise Play

Sectors and segments Student activity Play

Sides of the trapezium Animation Play

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

The angles in a parallelogram and a trapezium Animation Play

The angles of a trapezium Whiteboard exercise Play

The Angle–Side–Angle property – observations and generalisation Student activity Play

The area of a trapezium Student activity Play

The area of a trapezium Animation Play

The area of a trapezium – a case study Student activity Play

The area of a triangle Animation Play

The area of the trapezium Whiteboard exercise Play

The area under a function graph Animation Play

The area under the curve Animation Play

The ASA property Animation Play