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Thread: Find the area

  1. #21
    QUITTER Irving's Avatar
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    I was doing something wrong, so I'll have to use the Heron formula http://mathworld.wolfram.com/HeronsFormula.html.
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  2. #22
    Gives a sh!t; pretends he doesn't HoneyBadger's Avatar
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    If it was anything like a standard roof, (and now understanding how you got the measurements in your sketch) I'd guesstimate 1338 sqft.
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  3. #23
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    The roof pitch is 5/12. How will you use that information to better solve the problem?
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  4. #24
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    Quote Originally Posted by Irving View Post
    I was doing something wrong, so I'll have to use the Heron formula http://mathworld.wolfram.com/HeronsFormula.html.
    That is the most complicated way I've ever seen to derive the area of a triangle...
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  5. #25
    Gives a sh!t; pretends he doesn't HoneyBadger's Avatar
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    Quote Originally Posted by Irving View Post
    The roof pitch is 5/12. How will you use that information to better solve the problem?
    Okay, now my guesstimate is 1320 sqft.
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    ― Russell Kirk, Author of The Conservative Mind

  6. #26
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    Quote Originally Posted by HoneyBadger View Post
    The triangles you measured out are simple trig, but the other shapes are a bit tougher...
    When you say simple trig, would you say it's simple enough to do with a cell phone calculator, while standing on a roof? I'm not being sarcastic, that's an honest question.
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  7. #27
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    Quote Originally Posted by HoneyBadger View Post
    That is the most complicated way I've ever seen to derive the area of a triangle...
    Show me how you're getting the area of the very top triangle with sides of 17, 17, 23.41.
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  8. #28
    Gives a sh!t; pretends he doesn't HoneyBadger's Avatar
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    I'm on my iPad and can't do real math, but it should be...


    hold the phone.... I can't trig on an iPad...
    Last edited by HoneyBadger; 03-17-2016 at 00:23.
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  9. #29
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    Oh hell... Without knowing at least one more angle measurement, I don't think I can do it.
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  10. #30
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    Dammit. Math is telling me that your measurements don't add up.
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    ― Russell Kirk, Author of The Conservative Mind

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