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

User Iiro
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you can divide a pentagon to 3 triangle
so 3×180=540 》540\5=108 》180-108=72
User Alan
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72 beacuau it is 90 and 120 72
User Dreamcrash
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