Use the given information to find the exact value of the trigonometric function.cos ? = - 
, ? lies in quadrant III
Find cos 
.
A. 
B. 
C. - 
D. - 
Answer: C
Mathematics
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Form the negation of the statement.Today is July 16
A. Yesterday was not July 14. B. It is not true that today is July 17. C. Today is not July 16. D. Today is not July 17.
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Find the area of the rectangle or square.Length = 9 yd, width = 7 yd
A. 16 yd2 B. 32 yd2 C. 63 yd2 D. 126 yd2
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Identify the number as real, complex, pure imaginary, or nonreal complex. More than one of these descriptions may apply.-3 - i
A. real, complex B. complex, pure imaginary C. none of these D. complex, nonreal complex
Mathematics
Solve. Use ? ? 3.14 when necessary.Find the area of a circle whose radius is 7.5 yd. Round your answer to the nearest tenth.
A. 706.5 yd2 B. 94.2 yd2 C. 47.1 yd2 D. 176.6 yd2
Mathematics