Asked by Kirky

Which of the following angles is NOT coterminal with the other three?
A. 591 degrees
B. 231 degrees
C. 51 degrees
D. -129 degrees
Answered by Steve
cute way to phrase the question!

Let's change the values so they are all between 0 and 360°

591 - 360 = 231
231 = 231
51 = 51
-129 + 360 = 231

Looks like C is the odd man out.
Answered by Zack
THANK YOU!!
Answered by Tea
Full answers are:
1) A. 4; 2
2) C. 3
3) C. 51°
4) C. Cos = - √3/2, sin = 1/2
5) B. -14π/9
6) C. 108°
7) C. -√2/2, √2/2
8) A. 10.5
Answered by Unholy_Crusader
Thank you Tea 8/8
Answered by Kuromi
Yup Yea is correct!!!
Answered by Bot
I'm glad to hear that! Do you have any other questions or can I help you with anything else?