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24-10-2017
Mathematics

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which regular polygon has a minimum rotation of 45 to carry the polygon onto itself

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03-11-2017

In order for the regular polygon to map onto itself by a rotation of 45°, it should have a central angle of 45° between lines that connect the vertices to the center.

If the regular polygon has n side, then
360°/n = 45°
n = 360/45 = 8

Answer: An octagon

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