Area of Trapezoid Formula
The area of a trapezoid is given by the sum of its base and top length multiplied by its height.
| Expression | Description |
|---|---|
| The area of the trapezoid. | |
| The length of the top of the trapezoid. | |
| The length of the base of the trapezoid. | |
| The height of the trapezoid |
To calculate the area of a trapezoid, multiply the sum of its base and top length by the height, then divide by two. For example, to calculate the area of a trapezoid with top of a base of and a height of use the following formula.
The area of the trapezoid is units squared.
The area of trapezoid formula is derived using geometry and the area of a parallelogram.[1].
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Derive Area of Trapezoid Formula Example