For each of the following values of angle t find the referen

For each of the following values of angle t find the reference angle t_r. t = 2pi/3 t = -7pi/4 t = 5pi/6

Solution

a) t =2 /3

=180 degree

t = 2(180)/3 = 360/3

t= 120 degree

b).

t= -7 /4

t = -7(180)/4

t= -7(45)= -315 degree

t= -315 degree

c). t= 5/6

t= 5(180)/6

t= 150 degree