How to find the perimeter of a trapezoid

Help Questions

ACT Math › How to find the perimeter of a trapezoid

Questions 1 - 1

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

Use the formula for perimeter of a trapezoid:

$P=b_{1}+b_{2}+s+s$

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

In this case: