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    Question

    If in a ΔABC, AD is internal angle bisector & D is a

    point on BC, AB = 9 cm, BC = 12 cm then what is BD:CD?
    A 3:9 Correct Answer Incorrect Answer
    B 3:12 Correct Answer Incorrect Answer
    C 9:12 Correct Answer Incorrect Answer
    D 12:9 Correct Answer Incorrect Answer

    Solution

    By Internal angle bisector theorem, AB:AC = BD:CD So, BD: CD = 9:12

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