Mathematics for IGCSE & O level - Mensuration (Section 7 - No. 42)
The area of a trapezium can be found using the formula: 1/2 * (a+b) * h. What do 'a' and 'b' represent?
The two longest sides.
The two parallel sides.
The two non-parallel sides.
The length of the base and the height.
Объяснение
'a' and 'b' are the lengths of the parallel sides.