+0  
 
0
150
1
avatar+50 

x = 2pi/3

 

a. when the angle is in standard position, which quadrant does the terminal side fall?

 

b. Find an angle coterminal with x

 

c. find the reference angle for x

 

d. find the exact value of cos(x)

 

thank you! ^^

 Feb 25, 2021
 #1
avatar+34376 
+1

A     Q II

B     add 2 pi to it      8 pi / 3

C reference angle in Q I     pi/3

D cos x = - 1/2

 Feb 25, 2021

38 Online Users

avatar
avatar