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    Question

    If O is circumcentre of acute angled triangle ABC,

    if ∠  BOC = 60˚  then  ∠ BAC = ?
    A 30° Correct Answer Incorrect Answer
    B 65° Correct Answer Incorrect Answer
    C 70° Correct Answer Incorrect Answer
    D 75° Correct Answer Incorrect Answer

    Solution

    If O is circumcentre of acute angled triangle ABC, then  ∠  BOC = 2 ∠ BAC  600 = 2   ∠ BAC  ∠ BAC = 300

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