Solve the following problem. Be sure to make a diagram of the situation with all the given information labeled.
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If a 76.0-foot flagpole casts a shadow 57.0 feet long, what is the angle of elevation of the sun? Apply the rules regarding the use of significant digits when determining your answer. Round to one decimal place.
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__________º

Fill in the blank(s) with the appropriate word(s).


53.1

Mathematics

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Find the average value of    over the given region. + z2 over the rectangular solid in the first octant bounded by the coordinate planes and the planes  

A.
B.
C.
D.

Mathematics

Find the difference.42.71 - 29

A. 13.81 B. 71.71 C. 13.71 D. 14.21

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Solve.- x = 

A. - 
B. - 1
C. - 
D.

Mathematics

Evaluate using a calculator.(-5)-4

A. -625 B. 20 C. -0.0016 D. 0.0016

Mathematics