Question

please solve this....urgent ....the diagonal of a square. ..that one

Answer 1

Diagonal=root3a=12root2
=a=12root2/root3
=a=4×3root2/root3
=a=4root6
so,a= 4root6

perimeter=4a
=4×4root6
=16root6 answer

Answer 2

I think it is right answer