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Mathematics 10 Online
OpenStudy (anonymous):

Find the measure of each exterior angle of a regular 18-gon.

OpenStudy (anonymous):

is it 18n=360 n=20

OpenStudy (anonymous):

help me please

OpenStudy (anonymous):

helpppppppp

OpenStudy (mathstudent55):

The sum of the measures of the exterior angles of a polygon, taken one per vertex, is 360. This is no matter how many sides the polygon has.

OpenStudy (mathstudent55):

A regular polygon has all interior angles congruent and all exterior angles congruent. Also, each exterior angle is supplementary to its adjacent interior angle.

OpenStudy (anonymous):

so im right?

OpenStudy (mathstudent55):

Yes

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