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8th Class Mathematics Practical Geometry Question Bank Geometry

  • question_answer
    The angle which exceeds its complement by \[20{}^\circ \]is

    A)  \[45{}^\circ \]          

    B)  \[55{}^\circ \]

    C)  \[70{}^\circ \]                      

    D)  \[110{}^\circ \]

    Correct Answer: A

    Solution :

    Let the required angle be \[\angle BAC\]. Complement of \[{{30}^{o}}\] According to the question, \[{{40}^{o}}\]\[{{50}^{o}}\]\[{{60}^{o}}\]\[\angle BAD={{120}^{o}}\]\[\angle BCD\].               


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