Question

diagonal of square is12cm then area is​

Answer 1

Step-by-step explanation:

diagonal of a square =a√3

12=a√3

a=12/√3

a=12*√3/√3*√3

a=12√3/3

a=4√3

area of square =a^2

=4√3^2

=16*3

=48cm square

please make this brainlist answer

Answer 2

Answer:

H^2=P^2+B^2

let side be x

12^2=x^2+x^2

x^2+x^2=144

8.49 approx

Area=side ^2

=8.49*8.49

=72.08 approx