Respuesta :
Answer:
The side length is 100, and the perimeter is 400
Step-by-step explanation:
Square-4 sides so side*4
100ft^2-Just 100*100, so the sides are 100 (This probably doesn't make sense)
side length = sqrt(100) = 10ft
perimeter = 10ft * (4 sides) = 40ft
perimeter = 10ft * (4 sides) = 40ft