138k views
5 votes
Which pair of angles are coterminal?

Which pair of angles are coterminal?-example-1

1 Answer

8 votes

Answer:

5 pi / 9 & 23 pi / 9

Explanation:

adding or subtracting multiples of 2pi are coterminal

2pi = 18pi/9

5 pi / 9 + 18pi/9 = 23 pi/9

User Willjay
by
3.0k points