# ACT Math : How to find the perimeter of a trapezoid

## Example Questions

### Example Question #1 : Trapezoids

If a trapezoid has a height of 14, base lengths of 10 and 12, and side lengths of 13, what is its perimeter?

Explanation:

Use the formula for perimeter of a trapezoid:

Where  is the perimeter,  and  are the lengths of the bases, and  is the length of the side.

In this case: