Question

15 Points!

Answer 1

=  (-19)* pi / 6  * 180 / pi   = -570 degrees

Answer 2

The formula to convert y radians to x degrees:

$x^o=\dfrac{180^o y}{\pi}$

We have:

$y=-\dfrac{19\pi}{6}$

substitute:

$y=\dfrac{-\frac{19\pi}{6}\cdot180^o}{\pi}=-\dfrac{19}{6}\cdot180^o=-19\cdot30=-570^o$

Answer: A. -570°