Question

A circular table has a circumfrence of 18.84. What is the approximate area to the nearest square yard?

Answer 1

C=$2 \pi r$ so
18.84=2*3.14r
18.84=6.28r
r=3

$A= \pi r^{2}$
A=3.14*9
A=28.26 or when rounded is 28

Hope that helps