Solve the problem.It can be shown that if the angle of elevation from an observer to the top of an object is A and the angle of elevation d ft closer is B, then the height of the object is given by h = 
feet.Find A if 
and 
Give your answer in degrees to the nearest hundredth.
A. 27.85°
B. 9.99°
C. 35.16°
D. 19.40°
Answer: D
Mathematics
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Solve the problem.A conical tank is resting on its apex. The height of the tank is 
, and the radius of its top is 
. The tank is full of gasoline weighing 
How much work will it take to pump the gasoline to a level 
above the cone's top? Give your answer to the nearest ft ? lb.
A. 184,726 ft ? lb B. 36,945 ft ? lb C. 344,821 ft ? lb D. 73,890 ft ? lb
Mathematics
Solve the problem.In a 2-card hand, what is the probability of holding 2 kings?
A. 0.0455 B. 0.0045 C. 0.0035 D. 0.0055
Mathematics
Find the indicated tax rate.Percent Per $10005.14%
A. $0.51 B. 51.4 C. $51.40 D. $5.14
Mathematics
Evaluate the function.
?If y = f(x), find f(-2).
A. -1 B. 4 C. 1 D. -4
Mathematics