Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = -6 and x = 6. The cross sections perpendicular to the x-axis between these planes are squares whose diagonals run from the semicircle y = - 
to the semicircle y = 
.
A. 
B. 
C. 1152
D. 576
Answer: D
Mathematics
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Find a pattern and use it to solve the problem.Draw the next figure in the pattern.
A. 
B. 
C. 
D. 
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Write in decimal notation.Three hundred ninety one thousandths
A. 0.391 B. 300.91 C. 0.0391 D. 0.00391
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Solve the problem.The position of an object moving in a straight line is given by s = 2t2 - 3t, where s is in meters and t is the time in seconds the object has been in motion. How long (to the nearest tenth) will it take the object to move 20 meters?
A. 3.8 sec B. 21.0 sec C. 4.0 sec D. 74.0 sec
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