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If the digonal of a parallelogram …

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If the digonal of a parallelogram are equal tjen show that its rectangle

    • Posted by ????? ?????? 3 years, 8 months ago

    CBSE > Class 09 > Mathematics
    • 1 answers

    Kumar Savan 3 years, 8 months ago

    In ?️ DAB and ?️ CBA AD=BC ( opp. Sides of llgm) AB=BA( common) DB=CA( Given) ?️ DAB ~= ?️ CBA (SSS Rule) BY C.P.C.T- Angle DAB=Angle CBA=x x +x=180 2x=180 x=180÷2 X=90 So,ABCD is a Rectangle.

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