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16-01-2020
Mathematics

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What is the smallest degree of rotation that will map a regular 18 gon on to itself

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sqdancefan sqdancefan

16-01-2020

Answer:

20°

Step-by-step explanation:

Rotating the figure through an angle equal to the central angle of one "sector" will do the required mapping. That is 360°/18 = 20°.

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