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The line joining the points (3, –4) and (–2, 6) is perpendicular to the line joining the points (–3, 6) and (9, –18).

0 3 Views | Posted 3 months ago
Asked by Shiksha User

  • 1 Answer

  • V

    Answered by

    Vishal Baghel | Contributor-Level 10

    3 months ago

    This is a True or False Type Questions as classified in NCERT Exemplar

    Sol:

    The  given    are  (3,−4)  and  (−2,6),(−3,6)  and  (9,−18).Slope  of  the  line  joining  the    (3,−4)  and  (−2,6)                    m1=6+4−2−3=10−5=−2Slope  of  the  line  joining  the    (−3,6)  and  (9,−18)                    m2=−18−69+3=−2412=−2Since  m1=m2=−2So,  the  lines  are  parallel  and  not  perpendicular.Hence  the  given  statement  is  False.

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