Respuesta :

gmany

Answer:

1 yd

Step-by-step explanation:

The formula of an area of a square:

[tex]A=s^2[/tex]

s - side of a square

We have

[tex]A=1yd^2[/tex]

Therefore

[tex]s^2=1yd^2\to s=\sqrt{1yd^2}=1yd[/tex]