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7th Class Mathematics The Triangle and its Properties Question Bank Geometry

  • question_answer
    Which of the following is \[\left( \frac{1}{5} \right)\text{th}\] of its complement?

    A)  \[18{}^\circ \]                                  

    B)  \[15{}^\circ \]

    C)  \[36{}^\circ \]                      

    D)  \[75{}^\circ \]

    Correct Answer: B

    Solution :

        Complement of \[90{}^\circ -15{}^\circ =75{}^\circ \]         \[\frac{1}{5}\times 75{}^\circ =15{}^\circ \]


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