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8th Class Mathematics Practical Geometry Question Bank Geometry

  • question_answer
    In the figure\[\angle A={{60}^{o}},\]\[CE||BA\]. The value of \[\angle ECD={{65}^{o}}\]is:

    A)  \[\angle ACB=\]                                

    B)  \[{{60}^{o}}\]

    C)  \[{{55}^{o}}\]                                

    D)  \[{{70}^{o}}\]

    Correct Answer: B

    Solution :

    \[{{35}^{o}}\]  (exterior angle property) \[{{55}^{o}}\] \[{{208}^{o}}\] \[{{52}^{o}}\]                      [Linear pair] \[\Delta XYZ\] \[\Delta XYZ\]


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