Mathematics for IGCSE & O level - Mensuration (Section 10 - No. 6)

When calculating the area of a trapezium, what do you need to know?

Only the height

Only the parallel side

The parallel sides and the perpendicular height

All the sides of the trapezium

The area of a trapezium requires the length of the parallel sides (a & b) and the perpendicular height (h).