Denise G. answered 04/17/19
Algebra, College Algebra, Prealgebra, Precalculus, GED, ASVAB Tutor
to convert to degrees, 11(180)/4 = 495°
On the unit circle 8π/4 would be 360° (2π)
9π/4 would be 405° (1st quadrant 45° reference angle)
10π/4 would be 450° (on the y axis)
11π/4 would be 495° (2nd quadrant 45° reference angle)