Find the sine, cosine, and tangent for the angle A.
?
?
Where 
?
A. 
B. 
C. 
D. ?
E. ?
Answer: B
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Can the following be the lengths of the sides of a right triangle?12, 13, 5
A. Yes B. No
Use the bar graph to answer the question.The bar graph illustrates the number of minutes of cell phone usage during selected months. How many minutes were used during the month of February?
A. 14 B. 21 C. 35 D. 31
Solve the problem.A woman works out by running and swimming. When she runs, she burns 8 calories per minute. When she swims, she burns 10 calories per minute. She wants to burn at least 400 calories in her workout. Graph an inequality that describes the situation. Let x represent the number of minutes running and y the number of minutes swimming. Because x and y must be positive, limit the graph to quadrant I only.
A. 
B. 
C. 
D. 
Solve by graphing.The value y (in hundreds of dollars) of Juan's computer is approximated by the linear equation 
where x is the number of years since he first bought the computer. Graph the equation and use the graph to estimate the value of the computer 2 years after it was purchased. 
A. $900 B. $760 C. $600 D. $700