Answer:

Explanation:
Perimeter is the total distance around a shape and can be found by calculating the sum of a shape's sides.
In this case, we are given a parallelogram, a quadrilateral with two pairs of parallel sides. Thus, the formula for a parallelogram's perimeter is as follows:

Substitute the variables in the formula for the expressions on the parallel lines:



Distribute the 2 into each term:

