Suppose ? is an angle in standard position. Given either a point on the terminal side of ? or an equation of the terminal side of ?, give the exact value of the indicated trigonometric function(s). (6, 8); find cos ?.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.Which of the following statements is true?
A. The median is always one of the data points in a set of data B. The mean is always one of the data points in a set of data. C. The mode is always one of the data points in a set of data. D. None of the above is true
Mathematics
In a school survey, students showed these preferences for instructional materials. Answer the question.
How many degrees are in the central angle for the "radio" sector?
A. 5° B. 9° C. 180° D. 18°
Mathematics
Evaluate the expression.(-7)2
A. -14 B. -49 C. 14 D. 49
Mathematics
Find the rational fraction in lowest terms represented by the periodic decimal.0.676767 . . .
A. 
B. 
C. 
D. 
Mathematics