Question

The length of a diagonal of a square is 8 cm calculate its area

Answer 1

Answer:

32 cm ^2

Step-by-step explanation:

diagnol of a square = √2*side

let side be " a "

√2a = 8

a= 4√2

area of square = side^2

a^2=(4√2)^2

=16*2

=32 cm^2