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# What is the exterior angle of a 20 side polygon?

Updated: 11/1/2022

Wiki User

12y ago

The sum of the external angles of any regular polygon is equal to 360. Therefore, a single exterior angle of an icosagon is 360/20 = 18 degrees.

Wiki User

12y ago

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Q: What is the exterior angle of a 20 side polygon?
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160

### Each exterior angle of a polygon measures 20 degrees how many side does it have?

360/20 = 18 sides

### What is the size of each exterior angle of a 20 side polygon?

360/20 ie 18 degrees, assuming regularity.

### How many sides does a regular polygon have that has an angle of 18 degrees?

If those are exterior angles, the exterior angles of any polygon add up to 360. That would be 20 sides.

### What is the measure of each exterior angle of a 20 gon?

If it is a regular polygon then each exterior angle is 360/20 = 18 degrees

### What is the exterior angle of a 18 sided polygon?

each angle= 20 degree

### If the exterior angle of a regular polygon is 20 how many sides does the polygon have?

It has 360/20 = 18 sides

### What are the exterior angles on a 20 sided polygon?

The sum of the exterior angles of any polygon and the extension of its adjacent side is 360 degrees.If the 20 sided polygon is regular, then each angle is equal so that each one is 360/20 = 18 degrees.

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18

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### What is the measure of the interior angle and the exterior angle of a regular polygon with 20 sides?

Each exterior angle measures 20 degrees Each interior angle measures 160 degrees