Question

find the side of a square of area 400sq.cm ​

Answer 1

$area \: of \: the \: square = {s}^{2} \\ {400}^{2} = {s}^{2} \\ \sqrt{400} = s \\ 20cm = s$

Answer 2

Answer:-

• Given :- Area = 400cm²

• To find the side of square

• Area = a²
• Area = √400
• Area = 20cm

20cm is the side of square.