Question

The diagnol of square is 30cm find the area​

Answer 1

Given, Diagonal = AC = d = 30 cm, Side = a = ? So, the length of the side of the square is . SO, the area of the square is 450 cm².

Answer 2

Answer:

in square all sides are equal and diagonal must be equal

area of the square

$s \times s \\ 30 \times 30 \\ = 900$