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OpenStudy (anonymous):
Find the area of a circle with diameter 18 ft. A. 1017.36 ft B. 254.47 ft C. 28.26 ft D. 56.52 ft
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OpenStudy (anonymous):
The area of a circle is A = pi x r^2 A = 3.14 x 9^2 A = 3.14 x 81 A = 254.47
OpenStudy (anonymous):
The answer is B
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