POL003 · Quadrilaterals & polygons · Classes 6–12
Parallelogram
Opposite sides are parallel and equal; opposite angles are equal; diagonals bisect each other.
Parallelogram📐 Formula
Area = base × height (perpendicular height, not the slant side)
✏️ Worked example
b = 8, h = 5: area = 40.
🌍 Where it is used
Lazy-tongs, car jacks and staircase railings.
❓ Quick check
Area of a parallelogram with base 10 and height 4 is…