in a triangle the sum of the interior angles is 180°.
180° - 75° - 80° = 25°
The answer is B (25°)
is your answer to your question
Answer: C. 2[(b+3) + b] = 26 which has one solution
Since our equation has one solution only, we can conclude that the correct answer is: C. 2[(b+3) + b] = 26 which has one solution.
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