Question

The length of the diagonal of a square 28 cm , find area​

Answer 1

diagnol = √2 side

side = diagnol / √2

= 28/ √2

area of square = side × side

= 28/ √2 × 28/ √2

=28^2 / √2^2

=784 / 2

=392 cm^2

Answer 2

Step-by-step explanation:

answer is 392 cm² .

is the area