Answer:

Step-by-step explanation:
<em><u>Identity Used </u></em>: 

The formula for the area of a square is the side squared, or multiplied together.
Basically, if the side length is x, the area is x*x or x^2.
We can use that to set up an equation.
x^2=121
x=square root of 121=11
Hope this helps!
Answer:
uhm
Step-by-step explanation:
We have events:
A - <span>customer orders a chicken sandwich
</span>B - <span>customer orders french fries
and probabilities:

so:

</span>
Answer:
Probably red ball because it has higher amount