Find the area of the triangle having the indicated angle and sides.
?
?
(Round your answer to one decimal place.)
?
A. ?4.9
B. 5.9
C. 7.9
D. 6.9
E. 11.7
Answer: B
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Evaluate the integral.
A. 
sec-1 
x + C
B. 
sin-1 
x + C
C. 
sin-1 
x + C
D. 
sec-1 
x + C
Use an identity to write the expression as a single trigonometric function or as a single number.1 - 2 sin22x
A. cos 4x
B. 2 sin 4x
C. 
sin 16x
D. cos 8x
Solve the problem.Heather has a 3-ft. square game board for a popular trivia game. What are the dimensions and the area of the board in inches?3 ft 
A. 36 in. by 36 in.; 72 in2 B. 3 ft. by 3 ft; 9 ft2 C. 3 in. by 3 in.; 9 in2 D. 36 in. by 36 in.; 1296 in2
Solve the problem.Which of the following polynomial functions might have the graph shown in the illustration below?
A. f(x) = x2(x - 2)(x - 1) B. f(x) = x(x - 2)2(x - 1) C. f(x) = x2(x - 2)2(x - 1)2 D. f(x) = x(x - 2)(x - 1)2