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In DeltaPQR ,seg PM is a median , PM=9 a...

In `DeltaPQR` ,seg PM is a median , PM=9 and `PQ^(@)+PR^(2)=290. ` Find the length of QR.

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Find the length of PQ and PR,

In DeltaPQR , seg PM is median. PM=9 , PQ^(2)+PR^(2)=290 then find length of seg QR .

Knowledge Check

  • In DeltaPQR, QP=2sqrt2cm, AQ=3sqrt2cm and PR = 10 cm, AB||QR . Find the length of BR:

    A
    `6sqrt2cm`
    B
    `6cm`
    C
    `5sqrt2cm`
    D
    none of these

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