Answered

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Which of these is coterminal with an angle in standard position that
measures 140°?
-40 degree
-500 degree
-220 degree
-60 degree

Sagot :

Answer:

Since the angle 140° is in the second quadrant, the reference angle formula is Ar=180°−Ac. A r = 180 ° - 140 = 40°

Step-by-step explanation:

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