Respuesta :

arc8mnt8es
25, it’s a supplementary angle, so it adds to 180. 180-155=25. Would appreciate brainliest!
nbk02

Answer:

25 degree

Step-by-step explanation:

The sum of angles is 180

so to find angle b, subtract 155 from 180

180 - 155 = 25

b = 25 degree

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