Question

    In △ ABC, the bisectors of ∠ B and ∠ C intersect

    at P inside the triangle. If ∠ BPC = 128°, then what is the measure of ∠ A?
    A 52° Correct Answer Incorrect Answer
    B 78° Correct Answer Incorrect Answer
    C 76° Correct Answer Incorrect Answer
    D 82° Correct Answer Incorrect Answer

    Solution

    According to the concept, ∠ A = 38° x 2 = 76°   The measure of ∠ A is 76°.

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