Find the remaining sides of a 30° - 60° - 90° triangle if the side opposite 60° is 18.
?
A. 
, 
B. 
, 
C. ?
, 
D. 
, 
E. 
, 
Answer: B
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?Express the slope of the line containing the points (0, 0), (8, 500) if x represents the time (in hours) and y represents the number of miles driven. ?
A. ?250 miles driven in 4 hours. B. ?62.5 miles driven per hour. C. ?Both a and b D. ?125 miles driven per 1/2 hour. E. ?None of the above.
Find all real numbers in the interval [0, 2?) that satisfy the equation.cos x = sin x
A. 
B. 
C. 
D. 
Solve the linear inequality. Express the solution using set-builder notation and interval notation. Graph the solution set.8x - 6 ? 7x - 6
A. {x|x ? 0}; [0, ?)
B. {x|x ? 1}; (-?, 1]
C. {x|x ? 12}; [12, ?)
D. {x|x > - 12}; (- 12, ?)
Solve the problem.A photograph measuring 
by 
is put in a frame measuring 
by 
What is the area of the border around the photo?
A. 8 in.2
B. 9 in.2
C. 8
in.2
D. 7
in.2