Question

The area of a square piece of land is 900 sq.m Find its length.

Answer 1

Area of the square land = 900 sq.m
Now let the side be 'x'
So area = $x^2$
Now,
$x^2=900sq.m$
⇒ $x=\sqrt{900sq.m}=30m$
So, the length of the plot is 30 m