Question

In the diagram below, which two angles form a linear pair.

O 6 and 7
O 6 and 5
O 7 and 5
O 7 and 8

Answer 1

6 and 5

Explanation:

angles are a linear pair of supplementary angles, if they are directly neighboring, are created by 2 intersecting lines, and sum up to 180°.

the only 2 angles fulfilling all these criteria are 6 and 5.