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Answer :

Answer:

I don't know but use this app on your phone called mw  and it should help

Step-by-step explanation:

104 degrees !!! If 3 is 76, this makes angle 1 : 76 degrees as well because they are vertical. Now we can solve for angle 2 which is 180-76 = 104 and this is also vertical so it is equivalent to 4.