Question

the area of a square is 81 cm square find the the length of one side .​

Answer 1

Answer:

Possible cm

Step-by-step explanation:

Root 81 cm= 9 cm

Answer 2

$\huge\mathbb{ANSWER}$

$\sf Area\;of\;square\;=\;81cm^2$

$\sf Side×side=81cm^2$

$\textbf{Let the side of square be a}$

$\sf a^2=81$

$\sf a=\sqrt{81}$

$\sf a=9cm$