Multiple Choice
Points on the terminal sides of angles play an important part in the design of arms for robots. Suppose a robot has a straight arm 20 inches long that can rotate about the origin in a coordinate plane. If the robot's hand is located at (20, 0) and then rotates through an angle of 60 o , what is the new location of the hand?
A) 
B) 
C) 
D) 
E) 
Correct Answer:
Verified
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