Use reference angles to find the exact value of the expression. Do not use a calculator.sin 855°
A. - 
B. 
C. 
D. - 
Answer: C
You might also like to view...
Provide an appropriate response.What is the graph of an equation in three variables?
A. A triangle B. A pyramid C. A line D. A plane
Solve the problem.Doctors predict that by administering a vaccine, the number of new cases of a certain childhood disease will decrease by half each year. If 1100 people were afflicted with the disease in 2010, estimate the number of new cases in 2015. (Round to the nearest whole number, if necessary.)
A. 17 new cases B. 69 new cases C. 138 new cases D. 34 new cases
Graph the system of inequalities.y < 2x - 4y ? 
x
A. 
B. 
C. 
D. 
Write the binomial expansion of the expression.(4x2 - 1)3
A. 256x8 + 64x6 - 48x4 + 12x2 - 1 B. 64x6 - 48x4 + 12x2 - 1 C. (16x4 - 8x2 + 1)3 D. 64x3 - 48x2 + 12x - 1