Mathematics for IGCSE & O level - Mensuration (Section 12 - No. 5)
What should you ensure when finding area of a parallelogram?
Use the sloping edge as the height
Use the perpendicular height and the base
Use any side as the height
Don't worry about the units
Erläuterung
Always use the perpendicular height and the base when finding the area of a parallelogram.