Multiple Choice Questions on ABC is a triangle PQ is line segment intersecting AB in P and AC in Q and PQ II BC The ratio of AP B........... for SSC CGL Exam Preparation

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Multiple Choice Questions

ABC is a triangle PQ is line segment intersecting AB in P and AC in Q and PQ II BC The ratio of AP B...........

Quantitative Aptitude (CGL) Coordinate Geometry
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    ABC is a triangle, PQ is line segment intersecting AB in P and AC in Q and PQ II BC. The ratio of AP : BP = 3 : 5 and length of PQ is 18 cm. The length of BC is

    28 cm

    Incorrect Answer

    48 cm

    Correct Answer

    84 cm

    Incorrect Answer

    42 cm

    Incorrect Answer
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    Explanation:


    ?PQ||BC
    So ∠AQP=∠ACB=α
    and
    ∠APQ=∠ABC=β
    So, ?ABC and ?APQ
    AP/AB=PQ/BC
    3/8=PQ/BC
    3/8=18/BC
    BC=48

    By: MIRZA SADDAM HUSSAIN
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