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30-60-90 Triangle Side Ratios Proof

khanacademy khanacademy·3,519 videos
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Uploaded on Oct 4, 2011

Learn more: http://www.khanacademy.org/video?v=SF...
Proving the ratios between the sides of a 30-60-90 triangle

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All Comments (6)

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  • shridhar dongare

    shridhar dongare 3 months ago

    your genius

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    in reply to Natalie Thomas (Show the comment)
  • Natalie Thomas

    Natalie Thomas 3 months ago

    It is easier to think about to have the short leg as x, the long leg as x√3, and the hypotenuse as 2x.

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  • NarcoticNKO45

    NarcoticNKO45 1 year ago

    ikr

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    in reply to dere60 (Show the comment)
  • jsm666

    jsm666 1 year ago

    You can never watch too much Khanacademy before a test. Provided of course that it's relevant to the test...

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    in reply to Veronicaboost (Show the comment)
  • Veronicaboost

    Veronicaboost 1 year ago

    Man I had a unit test on this today!!! I wish I watched this beforehand....oh well...

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