Solve.The face-off areas in ice hockey have a diameter of 31.9 ft. Find the area of a face-off circle. Use 3.14 for ?. Round to the nearest tenth, if necessary.
A. 798.8 sq ft
B. 3,195.3 sq ft
C. 100.2 sq ft
D. 399.4 sq ft
Answer: A
Mathematics
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