Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = 
, csc ? > 0Find sin 
.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.
A. 
+ 
i
B. 
+ 
i
C. 8 + 8
i
D. 1 + 
i
Mathematics
Solve the formula for the specified variable.a + b = s + r for r
A. r = s(a + b)
B. r = 
C. r = 
+ b
D. r = a + b - s
Mathematics
Find fraction notation.0.0
A. 
B. 18
C. 0
D. 
Mathematics
Identify the figure as a line, line segment, or ray and name it using the appropriate symbol.
A. Ray named 
or 
B. Ray named 
C. Ray named 
D. Line named 
Mathematics