Develop and use the formula to find the areas of trapeziums: Area of trapezium = 1/2h (a + b) where h is the perpendicular height and a and b are the lengths of the parallel sides

1. Terry's Trapezium Trap - Select correct algebraic expression
2. Terry's Trapezium Trap - Select correct algebraic expression
3. Trapeze Artist - area of a trapezium
4. Trapeze Artist - area of a trapezium
5. Trapeze Artist - area of a trapezium
6. The Flying Trapezium - area of trapezium, square cm