In triangle ABC, the external bisectors of the angles B and C intersect at point O. If angle A is 90 degrees, then the measure of the angle BOC is…

In triangle ABC, the external bisectors of the angles B and C intersect at point O. If angle A is 90 degrees, then the measure of the angle BOC is ____.

  1. a) 90°
  2. b) 75°
  3. c) 60°
  4. d) 45°

From the BB Assistant Director (General) July 2026 – Preliminary exam, question 45 of 100.

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