Question

The formula for the area of a square is A = sa, where s is the length of a side.
If the area of a square is 400 m², what is the length of a side of the square?

Answer 1

Answer:

$\sqrt{400} = 20$

Step-by-step explanation:

Since the sides of a square are equal, A = s x s so taking the square root of the square provides the length of each side