Question

Which angles are supplementary to each other?

11
10
912
4
1
15
14
2
16
6
13
8
5
213 and Z11
Z12 and 29
21 and 25
24 and 27

Answer 1

3rd choice

Explanation:

supplementary angles mean sum of Angles is 180

the angles must be on same line

angles 12 and 9