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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-4

  • question_answer
    In the given figure, O is the centre of circle. If\[\angle \,OAB=50{}^\circ ,\] then \[\angle \,ACB\]is equal to:

    A)  \[50{}^\circ \]                         

    B)  \[40{}^\circ \]

    C)  \[60{}^\circ \]                         

    D)  \[70{}^\circ \]

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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