Thread: Geometry question

  1. #1
    Registered User
    Join Date
    Jan 2013

    Geometry question


    May I ask you for help?
    What I have is :
    The triangle has sides 16, 21, and 20 ft.
    How many square feet in the triangle? Round to nearest square foot.
    I ried to use Arbitrary triangle calculator here:
    Arbitrary triangle calculator
    I've got:
    Seems like it is the right answer, because textbook shows me 151ft.
    But I want to understand the way of solving it.
    Please show me step by step solution and the formula.

    Thanks in advance!

  2. #2
    and the hat of int overfl Salem's Avatar
    Join Date
    Aug 2001
    The edge of the known universe
    Like this?

    I'm wondering how you found that site, without doing a similar kind of search to begin with.
    In which case, why are you asking, when you've already searched.
    If you dance barefoot on the broken glass of undefined behaviour, you've got to expect the occasional cut.
    If at first you don't succeed, try writing your phone number on the exam paper.

  3. #3
    TEIAM - problem solved
    Join Date
    Apr 2012
    Melbourne Australia
    Fact - Beethoven wrote his first symphony in C

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