Answer:
C; About 100 in².
Explanation:
This problem may seem confusing because they talk about tabletops, but that is just their choice of representing circumference of a circle.
The formula for finding the circumference of a circle is 2πr:
In that case, we can substitute 16 for our r.



Likewise, the tabletop will be
if we were to multiply it by π.
Thusly, the table top's circumference can be estimated as
.
Hope this helps! ((: