popcorntoya popcorntoya

20-10-2017
Mathematics

contestada

a regular polygon must have ___ sides if each interior angle measure is four times the measure of each exterior angle

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briannapham briannapham

20-10-2017

The correct answer would be 10 sides.

Source credit: algebra.com

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StarlingSun StarlingSun

20-10-2017

Int Angle + Ext Angle = 180
4Ext + Ext = 180
Ext = 36 degrees
-----
360/36 = 10 sides

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