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