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Thread: Square's diagonal sat geometry

  1. #1

    Square's diagonal sat geometry

    Square's diagonal sat math geometry

    How can I find the length of a diagonal of a square with a side length of 4?

    Thanks

  2. #2

    Pythagoras theorem

    Square's diagonal sat math geometry

    How can I find the length of a diagonal of a square with a side length of 4?

    Thanks
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    You need to apply Pythagoras' theorem to the right angled triangle ΔABD as follows:

    .

    Hope these help!

  3. #3
    Thanks Jack!

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