Solve the problem.A tower is supported by a guy wire 
long. The wire makes an angle of 
with respect to the ground, and the distance from the point where the wire is attached to the ground and the tower is 
Approximate the height of the tower to the nearest tenth of a foot.
A. 531.3 ft
B. 489.2 ft
C. 332.5 ft
D. 391.8 ft
Answer: C
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The following graph shows the monthly sales for Big "D" Sales during 2000 and 2001. Use the graph to solve the problem.
Which month in 2000 had the lowest sales?
A. Month 6 B. Month 8 C. Month 3 D. Month 2
Solve.If an object is propelled upward from a height of 128 feet at an initial velocity of 112 feet per second, then its height, h, after t seconds is given by the equation 
where h is in feet. After how many seconds does the object hit the ground? (Round your answer to the nearest tenth, if necessary.)
A. 7.0 sec B. 8 sec C. 4.0 sec D. 11 sec
Evaluate the function 
Round the result to three decimal places.
a. 5,599.435 b. 5,499.435 c. 5,449.435 d. 5,399.435
Write the equation of the axis of symmetry.f(x) = 2x2 + 8x + 4
A. x = 2 B. x = 4 C. x = -2 D. x = -4