<h3>How many square feet of carpet should she order?</h3>
<h3>She needs to buy 9×12 feet of Carpet</h3>
Answer:
square root of 121 is 11.
the length have to be 11 feet
the area of a square is
Area=a^2
replace Area with 121
121=a^2
leave a alone by removing ^2
√121=√a^2
11=a
-14 add all divide by the amount of numbers to find average
Answer:
5
Step-by-step explanation: