Solve for x.
? x = 
A. x = 
B. x = 11
C. x = 
D. x = 
Answer: A
Mathematics
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Refer to the figure and provide an appropriate name for the indicated angles. 
?6
A. Obtuse angle B. Vertical angle C. Acute angle D. Right angle
Mathematics
Find the acute angle between the lines.3x - y = -16 and 2x + y = 13
A. 30° B. 45° C. 60° D. 75°
Mathematics
Find the requested value.Find sin ? if cos ? = 
and ? is in Quadrant IV.
A. - 
B. 
C. 
D. - 
Mathematics
Find the first term and the common ratio of the geometric sequence.1, 
, 7, 7
, . . .
A. a1 = 1, r = 
B. a1 = 
, r = 
C. a1 = 
, r = 7
D. a1 = 1, r = 7
Mathematics