Question

plzz solve this question fast ​

Answer 1

I hope u will get the ans now

Answer 2

let the length of square = l
and diagonal = d
we know that
d = l^2+l^2
d = √2l^2
d = l√2
now dividing l by d
l/d = l/l√2
= 1/√2
l:d = 1:√2
here is your answer