Use the information given about the angle ? to find the exact value of the indicated trigonometric function.cos ? = 
, csc ? > 0Find sin 
.
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem.Suppose that a radio signal transmission pattern can be modeled by 
for 
where the units are miles. Assume that the positive x-axis points east, and determine the distances of transmission in the east, north, west, and south directions.
A. E: 48 miles, N: 96 miles, W: 48 miles, S: 0 miles B. E: 48 miles, N: 0 miles, W: 48 miles, S: 96 miles C. E: 48 miles, N: 48 miles, W: 48 miles, S: 0 miles D. E: 96 miles, N: 48 miles, W: 0 miles, S: 48 miles
Multiply.
A. 115,950 B. 115,940 C. 116,040 D. 115,930
Solve the problem.The sum of the measures of the angles in any triangle is 180 degrees. In triangle ABC, angles A and B have the same measure, while angle C is 12 degrees larger than each of the other two angles. Find the measure of angle C.
A. 112 degrees B. 124 degrees C. 56 degrees D. 68 degrees
Use percents, percent equations, and/or percent proportions to solve the application.Jeremy switches from drinking regular soda to drinking diet soda. If his regular soda contains 205 mg of sodium per liter and the diet soda contains 200 mg of sodium, find his percent decrease in calories by switching from regular to diet soda.
A. 97.6% B. 50.6% C. 2.4% D. 2.5%