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Math Help - Problems Involving triangle law

  1. #1
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    Problems Involving triangle law

    Diagram shows the triangle PQR. M is the midpoint of QR. MS is perpendicular to PSR

    Find the length,in cm,of QR
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  2. #2
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    Draw perpendicular QT, T on PR: that's PQR's height.
    Angle PQT = 32 degrees; so you can now calculate QT and PT.
    Is that enough for you to wrap this up?
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