Question

I need somebodys help quickly please!
(look at the attachment it shows the math equation).​

Answer 1

Answer: 9

Explanation:

A = s^2

81 = s^2

√81 = s

s = 9

Answer 2

s=9m

Explanation:

A=s2

A= 81

81m2 = s2

s=
`√(81)`

s =9m