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need help to solve
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need help to solve

need help to solve-example-1
User Hrust
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1 Answer

3 votes

Answer:

∠ B = 65°

Explanation:

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

Subtract the sum of the 2 angles from 180 for B, that is

∠ B = 180° - (78 + 37)° = 180° - 115° = 65°

User SAI SANTOSH CHIRAG
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