Evaluate if possible.- 
A. -180
B. not a real number
C. -19
D. 19
Answer: C
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For the point given in rectangular coordinates, find equivalent polar coordinates 
for 
and 
Approximate ? to the nearest hundredth of a radian.(-7, -24)
A. (25, 4.43) B. (50, 1.29) C. (25, 1.29) D. (25, 6.00)
Name the quadrant, if any, in which the point is located.(-12, 0)
A. IV B. None C. III D. II
Graph the circle.x2 + y2 - 10x - 12y + 52 = 0
A. 
B. 
C. 
D. 
Solve the problem.A vector F represents a force that has magnitude 7 pounds, and 37° is the angle for its direction. Find the work done by the force in moving an object from the origin to the point (5, 0). Distance is measured in feet. Round the answer to one decimal place, if necessary.
A. 55.9 ft-lb B. 29.7 ft-lb C. 21.1 ft-lb D. 28 ft-lb