Respuesta :
Since the angle 144° is in the second quadrant, the reference angle formula is Ar=180°−Ac A r = 180 ° - A c . The reference angle is Ar=36° A r = 36 °
Since the angle 144° is in the second quadrant, the reference angle formula is Ar=180°−Ac A r = 180 ° - A c . The reference angle is Ar=36° A r = 36 °
