What is the formula for calculating the area of a trapezium?

To calculate the area of a trapezium, divide it into a rectangle and two triangles as shown below. Now, piece together the triangular ends so that the trapezium is divided into a triangle and rectangle. The base of the triangle is the difference between the lengths of two parallel sides. read more

Area of a Trapezium. To find the area of any trapezium, add together the parallel sides and multiply by the height. Then halve your answer. Try the interactive example below. read more

A Trapezium is a four-sided polygon with two non-adjacent parallel sides or one set of parallel sides. Examples: Case 1: Find the area of a trapezium using the sides length as 4,5and the height 2. read more