Answer:
The length of each side of the square is 4 mm
Step-by-step explanation:
AS we can see that , it is said that it is as square so all sides of a square are equal
Area(A)= 16 square millimetres
Length (L) = ?
or
[tex]L^{2}[/tex] = Area
[tex]L^{2}[/tex] = 16
L = [tex]\sqrt{16}[/tex]
L =[tex]\sqrt 4^{2}[/tex]
Therefore L = 4 mm
Hope it will help :)