The perimeter of a shape is the distance around the outside of the shape. Find the perimeter by adding the lengths of the sides.

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**What is the perimeter of this parallelogram?

In a parallelogram, opposite sides have the same length.

Look at the parallelogram and find the side lengths. add:

3+6+3+6=18

Now find the units. The lengths are measured in feet, so the perimeter is also measured in feet.

The perimeter is 18 feet.