Mathematics for IGCSE & O level - Mensuration (Section 14 - No. 21)
If a rectangle has an area of 40 cm² and a length of 8 cm, what is its width?
32 cm
5 cm
48 cm
10 cm
Explication
Area = length * width, so width = Area / length = 40 cm² / 8 cm = 5 cm.