Respuesta :

Answer:

I think 45

Step-by-step explanation:

If a triangle is 180 degrees then (180 - 90) / 2 = 45 check if a triangle is 180 degrees on google or something first

darianamin

Answer:

45 degrees

Step-by-step explanation:

a triangle has a total angle of 180 degrees

to work this out you would minus 90 from 180 which leaves you with 90

then you would divide 90 by 2 which gives you 45 degrees

[tex]180-90=90\\90/2=45\\angle1=45\\angle2=45\\angle3=90[/tex]

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