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Proof - Opposite Sides of Parallelogram Congruent

khanacademy khanacademy·3,519 videos
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Uploaded on Oct 31, 2011

Learn more: http://www.khanacademy.org/video?v=Lh...
Proving that a figure is a parallelogram if and only if opposite sides are congruent

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All Comments (6)

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  • cat sith

    cat sith 2 months ago

    what program is he drawling in

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  • Jonah Levine

    Jonah Levine 2 months ago

    your the best person ever.

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  • hellfigter12345

    hellfigter12345 9 months ago

    Can`t u just proof it by Rsh postulate?

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    in playlist Geometry
  • 140shak

    140shak 1 year ago

    sound like harvey from tmz

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  • crazymoonlight500

    crazymoonlight500 1 year ago

    ; )

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  • jckgoldness

    jckgoldness 1 year ago

    yay for khan

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