Answer:
The side is 7 meters
The perimeter is 28m
Explanation:
The area of a square is given by
A = s^2
We know the area is 49
49 = s^2
Take the square root of each side
sqrt(49) = sqrt(s^2)
7 = s
The perimeter is found by P =4s for a square
P =4*7 = 28