answer this please my teacher isnt available

Answer:The length of one side would be 11
Step-by-step explanation:
Answer:
11 cm
Step-by-step explanation:
The area (A) of a square is calculated as
A = s² ( where s is the side length )
Here A = 121 , then
s² = 121 ( take the square root of both sides )
s = [tex]\sqrt{121}[/tex] = 11