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Math Help - quadrilateral problem

  1. #1
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    quadrilateral problem

    the sides of quadrilateral are all positive integers and three of them are 5,10,20 how many possible values are there for fourth side
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  2. #2
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    Quote Originally Posted by prasum View Post
    the sides of quadrilateral are all positive integers and three of them are 5,10,20 how many possible values are there for fourth side
    let x = length of the 4th side

    5 < x < 35

    can you figure out why?
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  3. #3
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    Quote Originally Posted by prasum View Post
    the sides of quadrilateral are all positive integers and three of them are 5,10,20 how many possible values are there for fourth side
    As far as I understand this question the shortest 4th side has a length of 6, and the longest 4th side has a length of 34. All values from 6 to 34 are possible.

    EDIT: ... too late *sigh*
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