Respuesta :

hashammuhammad430

Answer:

94

Step-by-step explanation:

sum of all angles in a triangle=180

total angle=3

sum of two angles=86

3rd angle=180-86=94
The sum of all angles in a triangle is 180
So the 3 angles must add up to 180
Since the first 2 angles add up to 86
To find the last one
180-86
=94

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