Answer:
Step-by-step explanation:
area of square=l^2
16=l^2
[tex]\sqrt{16[/tex] =l
4=l
therefore the length of square room is 4 m
length , l = 4m
[tex]Area \ of \ square = l^2\\ 16 = l^2\\\\l = \sqrt{16} = 4m[/tex]
