Question

The area of a square filed is $\frac{1}{2}hectare.$.Find the length of its diagonal in metres.

Answer 1

R.E.F image

1 Ha $=10000m^2$

Area $=\frac{1}{2}Ha=\frac{1}{2}\times 10000m^2=(side{)}^2$

side $=\sqrt{\frac{1}{2}\times 10000}cm$

$=\frac{100}{\sqrt{2}}cm$

$d=\sqrt{s^2+s^2}$

$=\sqrt{2}s$

$=\sqrt{2}\frac{100}{\sqrt{2}}$

$d=100m$

$=$ diagonal