Respuesta :
Answer:
20 inches
Step-by-step explanation:
- what is the side of a square is the perimeter is 80inches
the perimeter of the square is found by adding the sides or multiplying the side by 4 (all the sides of the square are congruent), to find the side just divide the perimeter by 4 (inverse formula)
80 : 4 = 20 inches