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Math Help - determin the symmetry group

  1. #1
    Newbie Nona's Avatar
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    determin the symmetry group

    Hello,
    I need help with this:
    for each design below determin the symmetry group?

    I have the answer for the second row which is: D4, Z3, D3, D16
    but not sure about other.
    Thank you very much
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  2. #2
    MHF Contributor Drexel28's Avatar
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    Quote Originally Posted by Nona View Post
    Hello,
    I need help with this:
    for each design below determin the symmetry group?

    I have the answer for the second row which is: D4, Z3, D3, D16
    but not sure about other.
    Thank you very much
    How are you defining symmetry group?
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  3. #3
    Newbie Nona's Avatar
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    Quote Originally Posted by Drexel28 View Post
    How are you defining symmetry group?
    Hello,
    By knowing how many rotation and flip the design has.
    Like first one from the second row we can rotate it 2 times and also flip it 2 times so itís D4
    The second one we can only rotate it 3 times but we canít flip it so itís Z3
    Thank you
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  4. #4
    Newbie Nona's Avatar
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    First row from left to right: Z4, D16, D3, Z1. But also not sure.
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