Answer:

Step-by-step explanation:
step 1
Find the area of the circle with a diameter of 9 units
we know that
The area of a circle is equal to

we have
----> the radius is half the diameter
substitute


step 2
Find the area of a square with a side length of 8 units
we know that
The area of the square is

where
b is the length side of the square
we have

substitute

step 3
Equate the areas

solve for 

Answer:
2nd one
Step-by-step explanation:
Answer:
The answer is .0001
Step-by-step explanation:
Since it is the closest value to 0, it is the largest number
Thirty two million, five thousand and eight
16000 tickets have been sold.
Glad I could help :)