Question

find the length of the diagonal of a square if its area is 484 cm²​

Answer 1

Answer:

31.11cm

Step-by-step explanation:

Area of Square = (Side)^2.

• (Side)^2 = 484.

• Side = √484.

• Side = 22cm..

Diagonals = √2a^2

• √2*22^2 = 31.11cm.

Answer 2

$\sf \: first \: find \: side \: of \: square$

$\sf \: side= \sqrt{ } 484$

$\sf \: side=22cm$

$\sf diagonal \: is \: 22 \sqrt{} 2$