Question

Which of the following angles is not coterminal with the other three?
A. 591°
B. 231°
C. 51°

Answer 1

D. –129°*

Answer 2

do you have any guess which one is it?

Answer 3

my first guess would be a

Answer 4

try doing 591 - 360...what do you get?

Answer 5

231

Answer 6

that means 591 and 231 are coterminal. that means it's neither of them. make sense?

Answer 7

yes, so it will have to be c.

Answer 8

thank you

Answer 9

right.

Answer 10

and welcome