Acircular rug has a circumference of 12.56 feet. what is the area of the rug? (use 3.14 for .)
a.
6.28 square feet
b.
25.12 square feet
c.
56.52 square feet
d.
12.56 square feet

Keshawn needs to enclose a pen for her pigs. she only has 200 feet of fencing and wants to enclose the maximum area. she sets up the equation a = l(100-l) to find what the length of the pen should be. what does 100 - l represent? a) the width of the pen b) the length of the pen c) the area of the pen. d) the perimeter of the pen