Solve the problem.A ping-pong ball is dropped from a height of 9 ft and always rebounds 
of the distance fallen. Find the total sum of the rebound heights of the ball.
A. 3 ft
B. 13.5 ft
C. 4.5 ft
D. 6 ft
Answer: C
Mathematics
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Solve the problem.An object is traveling around a circle with a radius of 10 centimeters. If in 20 seconds a central angle of 
radian is swept out, what is the linear speed of the object?
A. 
cm/sec
B. 6 cm/sec
C. 6 radians/sec
D. 
radians/sec
Mathematics
Considering the given value of t, choose the ordered pair that lies on the graph of the given pair of parametric equations.x = sin t, y = cos t; t = 
A. (-1, 0) B. (0, -1) C. (0, 1) D. (1, 0)
Mathematics
Find the area.
A. 10.8 m2 B. 21.6 m2 C. 29.12 m2 D. 58.24 m2
Mathematics
Use the given information to find the quadrant in which ? lies.cos ? < 0 and csc ? < 0
A. Quadrant I B. Quadrant IV C. Quadrant II D. Quadrant III
Mathematics