Respuesta :

The answer would be 30 if m=2
Cynthia403

Answer:

1=23, 2=157, 3=23

Step-by-step explanation:

1 is alternate to 3 so if 1 is 23 then 3 is also 23 . as you know angles on a straight line add up to 180° and 2 and 3 are angles on a straight line. so subtract 23 from 180 to get 157°

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