Number of sides of a polygon

Unit 5.3 Exterior angles of a polygon

The problem

Each exterior angle of a regular polygon is $30^{0}$ . Work out the number of sides of the polygon.

The solution

Number of sides of a polygon = $\frac{s u m o f e x t e r i o r a n g l e s}{s i z e o f a n g l e}$ = $\frac{360}{30} = 12$

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GSOLBOT Published on 05 Feb 2021

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