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In the given figure, seg PM is a median ...

In the given figure, seg PM is a median of `DeltaPQR.PM=9andPQ^(2)+PR^(2)=290,` then find QR.

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Seg Pm is a median of Delta PQR. PM=9 and PQ^(2)+PR^(2)=290, then find QR.

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Knowledge Check

  • In the given figure , DeltaABC~DeltaPQR ,PM is median of DeltaPQR . If ar (DeltaABC)=289cm^(2),BC=17cm,MR=6.5cm , then the area of DeltaPQM is

    A
    `169cm^(2)`
    B
    `13 cm^(2)`
    C
    `84.5cm^(2)`
    D
    `144.5cm^(2)`

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