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01-09-2017
Mathematics

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What is the smallest angle of rotational symmetry that maps a regular nonagon (9 sides) onto itself?

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What is the smallest angle of rotational symmetry that maps a regular nonagon 9 sides onto itself class=

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Brainlycomuser Brainlycomuser

01-09-2017

All you have to do is take 180 and divide it by the number of sides and then you get the quotient

180 divided by 9 = 20 decrease

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