Kalyn Proietto: http://www.analyzemath.com/Angle/reference_angle.h...
Joey Mekeel: 2pi/3 exists on the unit circle at 4pi/6, and at 4pi/6 the reference angle is 120 degrees because it is in the second quadrant and is 30 degrees past 90 degrees.
Sheldon Lally: we
Dalila Yoon: pi - 2pi/3 = pi/3
No comments:
Post a Comment