Answer:
Diagonal=11.3m
Area of square (A) =1/2*d^2
=1/2*(11.3)^2
=63.845m^2
We know,
Area of square A= l^2
63.845=l^2
L=
L=7.99m
Now,
Perimeter of square =4l
=4*7.99
=31.96m
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