Given: A square with an area of 225 square inches.
Required: To determine the perimeter of the square.
Step-by-step explanation: Let the edge of the square be x inches. Then the area of the square is-

According to the question, the area of the square is 225 square inches. Hence-

Now, the perimeter of the square is-

Final Answer: The perimeter of the square is 60 inches.