Find the exact value of the expression.sin 
A. - 
B. 
C. 
D. - 
Answer: A
Mathematics
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Multiply the real numbers. Write any improper fraction as a whole or mixed number where appropriate.-18 ? 0
A. -36 B. -18 C. 0 D. 18
Mathematics
Find the area of a regular hexagon whose sides measure 6 inches each.
A. 9
B. 9
C. 54
D. 54
Mathematics
Simplify.
A. 
B. 
C. 
D. none of these
Mathematics
Find the measure of the unknown angles. Figures are not drawn to scale.
Find the measure of ?x.
A. 130° B. 140° C. 40° D. 50°
Mathematics