Respuesta :

Answer:

length of each side : 10 cm

Step-by-step explanation:

all sides of squares are equal

thus, 4 sides = 40 cm

1 side = 40/10 cm

1 side = 10 cm

suspho

Answer:

10 cm

Step-by-step explanation:

the formula of the perimeter of a square = 4 × (length of any one side)

we use the inverse formula

40 : 4 = 10 cm