Delilah wants to fence in an area of land in which to keep chickens. She buys 31 feet of fencing to enclose a circular area. If 9 square feet will support one chicken, what is the greatest number of chickens Delilah can keep enclosed in the fenced-in area?

Question

Arielle Mccormick

6 May, 14:11

+4

Answers (1)

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Audrina · Answer 1

Suppose r is the radius.

2 π r = 31. then we get r = 4.93

so the area of the circle is πr^2=76.36

in the end, 76.36:9=8.48≈8

the answer is 8