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    Question

    AB is a chord of length of 12 cm of a circle with a

    radius of 10 cm. The tangents drawn at points A and B meet at a common point D. What is the length of AD? 
    A 7.5 cm Correct Answer Incorrect Answer
    B 6.6 cm Correct Answer Incorrect Answer
    C 9.2 cm Correct Answer Incorrect Answer
    D 8.4 cm Correct Answer Incorrect Answer

    Solution

    The correct answer is A

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