Perform the indicated operation and simplify. ? 

A.  
B.
C.  
D.  

Answer: A

Mathematics

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Simplify.

A.
B.
C.
D.

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Determine the indicated arc or angle.Find .

A. 78° B. 102° C. Not enough information. D. 129°

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Evaluate the function.If f(x) = x2 - 3x + 5, find f(4).

A. -1  B. 9  C. 33 D. 23 

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Mathematics

Approximate the surface area of the figure using 3.14 for ?. Round to the nearest hundredth.

A. 153.86 m2 B. 615.44 m2 C. 1436.03 m2 D. 205.15 m2

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Mathematics