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The measure of an interior angle of a regular polygon is 150 degrees Find the number of sides? It is Dodecagon. To find this, you have to first find the exterior ... - read more

In a regular polygon the sides are all the same length and the interior angles are ... of a regular polygon are all the same size, the exterior angles must also be equal to ... To find the size of one exterior angle, we simply have to divide 360° by the ... In a regular polygon, the size of each exterior angle = 360° ÷ number of sides - read more

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