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2 February, 13:38

For every how many degrees will a nonagon have rotational symmetry

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  1. 2 February, 13:50
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    40°

    Step-by-step explanation:

    A nonagon has 9 sides, so a regular nonagon will have vertices that are 40° apart as measured from the center. It has 9-fold rotational symmetry, so the figure will be identical to the original when rotated multiples of 360°/9 = 40°.
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