The radius of a wheel is 15 in. It turns through an angle of 3.25 rad. What is the distance a point travels on the surface of the wheel? Round your answer to three significant digits.
A. 97.5 in.
B. 48.75 in.
C. 47.5 in.
D. 46.75 in.
E. 153 in.
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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Solve the problem.The following figure shows the shape and dimensions of a small dam. Assuming the water level is at the top of the dam, find the total force on the face of the dam. 
A. 25,401,600 N B. 47,628,000 N C. 38,102,400 N D. 1,587,600 N
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Solve the problem.Find an expression that represents the volume of the figure.
A. 8x8 B. 6x2 C. 24x4 D. 8x6
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Find the square root.
A. 20 B. 1600 C. 80 D. 40
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