Find the circumference and area of a circle having the given diameter or radius. Use 3.14 for ?. Round your results to the nearest tenth.r = 1.8 ft
A. C ? 11.3 ft, A ? 10.2 ft2
B. C ? 5.7 ft, A ? 40.7 ft2
C. C ? 5.7 ft, A ? 22.6 ft2
D. C ? 11.3 ft, A ? 11.3 ft2
Answer: A
Mathematics
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