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Homework Help: Area of Parallaogram and Trapazolid question?

  1. Mar 17, 2013 #1
    http://imgur.com/OpGtB91

    Just need help with 19, and 21.. Thanks
     
  2. jcsd
  3. Mar 17, 2013 #2

    eumyang

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    Homework Helper

    Show us your attempt to solve those problems first. We can't help you otherwise.
     
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