Problem

52. What is the area of a circular enclosure that uses 312 meters of fencing?
(a) 7746.4 m2
(b) 30,985.6 m2
(c) 6084 m2
(d) 305,815.2 m2

Answer

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Answer

A = πr2

Steps

Step 1 :C = 312

Step 2 :r = C2π

Step 3 :A = πr2

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