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NTSE Sample Paper NTSE SAT Practice Test-8

  • question_answer
    If an angle of a parallelogram is four-fifth of its adjacent angle, then what is the smaller angle of the parallelogram?

    A) \[100{}^\circ \]                                 

    B) \[80{}^\circ \]

    C) \[65{}^\circ \]                       

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

    Correct Answer: B

    Solution :

    The ratio of angle and its adjacent angle is \[4:5\] \[\therefore \] Smaller angle \[=\text{ }\frac{4}{9}\times 180{}^\circ =80{}^\circ \]


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