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Maths :)

Discussion in 'General Discussions' started by Wings, Nov 19, 2010.

  1. Wings

    Wings Level III

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  2. lolcow

    lolcow Level III

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    For the second one,

    EF = ED + DC + CF
    EF = EA + AB + BF

    2EF = ED + EA + DC + AB + CF + BF

    ED + EA = 0 (couple vectors)
    CF + BF = 0 (same)

    EF = (1/2)(DC + AB)

    icbf to do the first one. It's been a while since geometry :<