what is perimeter square units
The perimeter of a square would be the sum of the lengths of the sides of the square. Since all sides of a square are equal in length, the perimeter would be 4 times the length of one side of the square. In the example above, the perimeter would be 20 units. The perimeter of any equilateral or equal sided polygon is the number of sides of that polygon times the length of one side. The chart below: