Maths-
General
Easy

Question

In triangle A B C comma text  if  end text angle A plus angle B equals 84 to the power of ring operator end exponent comma angle B plus angle C equals 146 to the power of ring operator end exponent then angle B equals

  1. 50°    
  2. 62°    
  3. 115°    
  4. none    

The correct answer is: 50°

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