10th Class Mathematics Introduction to Trigonometry Question Bank Case Based MCQs - Introduction to Trigonometry

  • question_answer
    Measure of \[\angle C\] is

    A) \[30{}^\circ \]

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

    C) \[45{}^\circ \]

    D) None of these

    Correct Answer: C

    Solution :

    \[\tan C=\frac{BD}{DC}\]
                \[\tan C=\frac{4}{4}=1\]
                \[\angle C=45{}^\circ\]


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