Trapezium Area Calculator



Area of a Trapezium formula = 1/2 * (a + b) * h, where a and b are the length of the parallel sides and h is the distance between them

Trapezium Area Calculator

Discover the simplicity of calculating the area of a trapezium with our intuitive online calculator. Perfect for students, teachers, and professionals in need of quick and accurate measurements, this tool simplifies complex geometrical calculations into a straightforward process.

Key Features:

  • User-friendly Interface: Input the lengths of the parallel sides and the distance between them with ease.
  • Instant Results: Get the area of your trapezium displayed in square units immediately after submission.
  • Formula Explanation: Understand the underlying mathematics with a clear presentation of the trapezium area formula.


The area of a trapezium is calculated using the formula: $$ \text{Area} = \frac{1}{2} \times (a + b) \times h $$ where:
  • \(a\) and \(b\) are the lengths of the parallel sides,
  • \(h\) is the height (distance between the parallel sides).


  • Educational: An excellent tool for students learning geometry, enhancing comprehension through practical application.
  • Professional: Architects, engineers, and designers can quickly calculate areas necessary for project planning and design.
  • Personal: DIY enthusiasts and hobbyists will find it handy for various projects requiring area measurements.

Frequently Asked Questions:

  1. How do you find the area of a trapezium?
  2. Use our calculator or apply the formula: half the sum of the parallel sides multiplied by the distance between them.

  3. What is the area of a trapezoidal formula?
  4. The formula is \( \frac{1}{2} \times (a + b) \times h \), where \(a\) and \(b\) are the parallel sides, and \(h\) is the height.

  5. How to calculate the area of irregular trapeziums?
  6. For irregular trapeziums, divide the shape into simpler geometric figures, calculate their areas separately, and then sum the areas.

  7. What are the rules for trapezium?
  8. A trapezium has one pair of parallel sides, and the area is dependent on the length of these sides and the distance between them.