20.9k views
0 votes
How many sides does a regular polygon have if each exterior angle measures 30 degree

User Pepto
by
8.6k points

1 Answer

5 votes
As the exterior angles always add up to 360, you can find the number of sides by dividing 360 by the measure of your exterior angle, 30. This gives you 360/30=12, meaning your polygon has 12 sides.
User Mobrockers
by
8.5k points