Respuesta :

Answer:

1- 58

2- 70

3- 125

4- 93

Step-by-step explanation:

Angle 1 is 75 degrees
We get this by 180-105=75
Angle 2 is 105 degrees
We get this by 180-75=105
Angle 3 is 30 degrees
We get this by 105 +45 =150 then 280-150 =30
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