One exterior angle of a regular pentagon measures _____. 60° 72° 90° 120°

asked Nov 2, 2018 134k views

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by Iiro

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2 votes

you can divide a pentagon to 3 triangle
so 3×180=540 》540\5=108 》180-108=72

Alan answered Nov 3, 2018

by Alan

8.9k points

3 votes

72 beacuau it is 90 and 120 72

Dreamcrash answered Nov 6, 2018

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