Find the circumference and area of the circle. Use 3.14 for ?. Round your results to the nearest tenth.

A. C ? 9.4 mi, A ? 9.4 mi2 
B. C ? 4.7 mi, A ? 28.3 mi2 
C. C ? 4.7 mi, A ? 18.8 mi2
D. C ? 9.4 mi, A ? 7.1 mi2 


Answer: D

Mathematics

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Mathematics