Answer:
Actually, you have the correct answer. I think you are confused as to what the exact answer might be.
Answer:
x=11
Step-by-step explanation:
x=15-4
Answer:
44 ft
Step-by-step explanation:
step 1
Find the length side of the square box
The area of the box is equal to

where
b is the length side of the square box
we have

substitute

solve for b
square root both sides

step 2
Find the perimeter of the square box
The perimeter of the square box is

we have

substitute
