Question

The diaognal of a square field is 90m .what is its area paise answer it a fast today is my exam

Answer 1

where is the full question

Answer 2

$area \: of \: square = \frac{1}{2} \times product \: of \: the \: diagonal \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \frac{1}{2} \times 90 \times 90 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 45 \times 90 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 4050 {m}^{2}$