A square has a perimiter of 38 inches. We want to knoe the length of each side. .Choose the best model for this problem.^^^ PLEASE BE QUICK i dont need and explanation

Answer:
The answer is option 3, 2nd row, first column.
Step-by-step explanation:
In a square, there are 4 side and the side lengths are all equal. Using formula, P = 4x / P = x+x+x+x where x represents the side length.