10th Class Mathematics Coordinate Geometry Question Bank Co-ordinate Geometry

  • question_answer What is the distance between the points\[x(a,b)\] and\[y(-a,-b)\]?

    A)  \[2\sqrt{{{a}^{2}}+{{b}^{2}}}\] 

    B)         \[\sqrt{{{a}^{2}}+{{b}^{2}}}\]

    C)  \[2{{a}^{2}}+{{b}^{2}}\]               

    D)         \[2{{a}^{2}}+2{{b}^{2}}\]

    Correct Answer: A

    Solution :

     The distance between the given points is XY \[\Rightarrow \] \[DC=4AB\] \[=4\times 8cm=32cm\]

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