Select a value to tell how each pair of angles is related.

Answer:
See below
Step-by-step explanation:
[tex]\angle 1\:and \: \angle 2[/tex] Add to 180°
[tex]\angle 1\:and \: \angle 3[/tex] Equal
[tex]\angle 3\:and \: \angle 4[/tex] Add to 180°
[tex]\angle 2\:and \: \angle 4[/tex] Equal