Solve the problem. Use 3.14 for ?.Find the area of the circular racetrack.(Round to the nearest foot.) r = 120 ft R = 135 ft 

A. 12,011 ft2 
B. 45,216 ft2 
C. 2,826 ft2
D. 57,227 ft2 

Answer: A

Mathematics

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A.
B. 256
C. 4
D. not a real number

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What will be an ideal response?

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A. [(x2 + 8)3/2 - (x2 + 1)3/2 ]
B. [8(64 + 5y)3/2 - (1 + 5y)3/2 ]
C. [(64 + 5y)3/2 - (1 + 5y)3/2 ]
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