Solve the problem in the right triangle ABC with the standard labeling.Find a if b = 59.4 and ? = 43°
A. 87.1
B. 81.2
C. 55.4
D. 63.7
Answer: D
Mathematics
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Find cos A and round to the nearest ten-thousandth if a = 12, b = 10, and c = 15.6.
A. 0.7692 B. 0.8333 C. 1.200 D. 0.6410
Mathematics
Graph the solution set of the system of inequalities.
A. 
B. 
C. 
D. 
Mathematics
Find the simple discount rate that corresponds to the simple interest rate for the given time. Round to the nearest hundredth of a percent.12%, 180 days
A. 10.38% B. 12.26% C. 11.32% D. 11.43%
Mathematics
Write the expression as the sine, cosine, or tangent of an angle.cos 9x cos 6x - sin 9x sin 6x
A. sin 15x B. cos 3x C. sin 3x D. cos 15x
Mathematics