Answer:A
Step-by-step explanation:
Answer:

Step-by-step explanation:
Area of a circle = 
However, the question wants to use 3.14 instead of
.
Since the radius is given, which is 18 feet, we can plug and chug.

However, the question wants us to round it to the nearest tenth.
Therefore, the answer is 
Answer:
Answer 1 is 3712000000
answer 2 is 8.624X10^10
answer 3 is 820
answer 4 is 380
answer 9 is 9200
answer 10 is 400
answer 11 is 8832000000
answer 12 is 1.3104X10^10
<em>Look</em><em> </em><em>at</em><em> </em><em>the</em><em> </em><em>attached</em><em> </em><em>picture</em>
<em>Hope </em><em>it</em><em> </em><em>helps</em><em>.</em><em>.</em><em>.</em>
<em>Good</em><em> </em><em>luck</em><em> </em><em>on</em><em> </em><em>your</em><em> </em><em>assignment</em><em>.</em><em>.</em>
I think you meant to put this problem into the chemistry category. This is the mathematics category.