3 years ago

I Need The Answer Please Help!!

Mathematics

1 answer:

mariarad [96]3 years ago

5 0

Answer:

33°

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Subtract the sum of the 2 given angles from 180 for ∠1, that is

∠1 = 180° - (116 + 31)° = 180° - 147° = 33°

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