Solve the problem.A contractor needs to know the height of a building to estimate the cost of a job. From a point 89 feet away from the base of the building, the angle of elevation to the top of the building is found to be 
Find the height of the building. Round your answer to the hundredths place.
A. 95.11 ft
B. 90.88ft
C. 93.78 ft
D. 89.35 ft
Answer: B
Mathematics
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 1 - sin 4
B. 
C. 1 + cos 4
D. 
Mathematics
Find the requested probability.
?
if 
?
A. 
B. 
C. ?
D. ?
E. ?
Mathematics
Solve.On the morning of February 2 the temperature was 12°F. The next morning the temperature had dropped 20°F. What was the temperature on the morning of February 3?
A. -8°F B. 32°F C. -20°F D. -32°F
Mathematics
Evaluate the integral.
A. ?2
B. 
C. 
D. 2?2
Mathematics