Find the perimeter of the figure. 11

A. 36
B. 18
C. 18
D. 36


Answer: A

Mathematics

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Use a calculator to evaluate (to three significant digits) the given number.(2.4?)e

A. 20.5 B. 53.9 C. 243 D. 362

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Solve the problem.A ball dropped from the top of a building has a height of s = 576 - 16t2 meters after t seconds. How long does it take the ball to reach the ground? What is the ball's velocity at the moment of impact?

A. 36 sec, -1152 m/sec B. 6 sec, -192 m/sec C. 12 sec, -96 m/sec D. 6 sec, 192 m/sec

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Solve the problem.Set up the triple integral for the volume of the sphere  in cylindrical coordinates.

A.
B.
C.
D.

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Add or subtract by first simplifying each radical and then combining any like radicals. Assume that all variables represent positive numbers. +  +  + 

A. 109 + 21
B.  +  + 21
C. 13 + 21
D. 13 +  +  

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