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Math Help - Argand diagram

  1. #1
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    Argand diagram

    Show that the points representing the complex numbers 7+9i, -3+7i and 3+3i form a right angled triangle on the Argand diagram.

    Kindly show step by step.
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  2. #2
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    There are a few different ways of tackling this problem, what method are you expected to use?
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  3. #3
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    Quote Originally Posted by Salman91 View Post
    Show that the points representing the complex numbers 7+9i, -3+7i and 3+3i form a right angled triangle on the Argand diagram.

    Kindly show step by step.
    Plot the points, join the dots, get the distances beteen the dots, apply Pythagoras' Theorem.

    And a salient thread: http://www.mathhelpforum.com/math-he...-triangle.html.
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  4. #4
    is up to his old tricks again! Jhevon's Avatar
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    Mr F's suggestion already covered this, but you and asnali seem to ask the same questions. i want to link them. see here
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