Respuesta :

Step-by-step explanation:

a + 156° = 180° ( supplementary angle )

a = 180° - 156°

a = 24°
Line has angle of 180 degrees.
180-156 is a. This is because a plus 156 is 180.
So answer for a is 24. This makes sense since 156 is about 6.5 times bigger than a.
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