URGENT PLEASE HELP If the measure of angle 0 is 11π/6 , which statements are true?
(multiple answers)
a. The measure of the reference angle is 60.
b. The measure of the reference angle is30 .
c. The measure of the reference angle is 45 .
d. tan(0)=1
e. sin(0)=1/2
f. cos(0)=√3/2