Answer
Reference angle for 510 degrees = 150 degrees
Step-by-step explanation
Reference angle refer to angles that are equivalent in the 0 degree to 360 degrees range for any given angle.
510 degrees is in the range of 360 degrees to 720 degrees.
So, to obtain its equivalent in the 0 to 360 degrees range, we simply subtract 360 degrees from the angle.
Reference angle for 510 degrees = 510° - 360° = 150°
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