Find the area of the SAS triangle ABC. If necessary, round the answer to two decimal places.A = 23°, b = 9 ft, 
ft
A. 3.52 sq ft
B. 3.50 sq ft
C. 3.53 sq ft
D. 3.51 sq ft
Answer: A
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Find the indicated probability or percentage for the normally distributed variable.A machine produces pencils with a mean diameter of 0.30 inches and a standard deviation of 
The diameters are approximately normally distributed. What is the probability that a randomly selected pencil has a diameter less than 
A. 0.067 B. 0.099 C. 0.614 D. 0.215
Graph the parabola whose equation is given.y = 4x2 + 40x + 98
A. 
B. 
C. 
D. 
Graph the function.y = 
- 3
A. 
B. 
C. 
D. 
The displacement d (in meters) of an object at time t (in seconds) is given. Describe the motion of the object. What is the maximum displacement from its resting position, the time required for one oscillation, and the frequency?d = 8 - 5 cos (?t)
A. simple harmonic; 5 m; 2 sec; 
oscillation/sec
B. simple harmonic; -5 m; 2 sec; 
oscillation/sec
C. simple harmonic; 8 m; 2 sec; 
oscillation/sec
D. simple harmonic; 5 m; 
sec; 2 oscillations/sec