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The sum of the exterior angles of a polygon, however many sides it has, is 360 degrees.
If the 20 sided polygon is regular, its angles are equal, and each is then 360/20 = 18 degrees.
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What is the measure of 1 interior angle of a regular 18 sided ploygon?
Each interior angle measures 160 degrees
What is an exterior angle of a regular n sided polygon?
360/number of sides = exterior angle
What degree is a regular exterior angle of a 5-sided polygon?
Each exterior angle is 72 degrees
What is the exterior angle of a regular 24 sided polygon?
Each exterior angle measures 15 degrees
What is the exterior angle of a 28 sided polygon?
12.4567890
What is the exterior angle sum of a 18 sided ploygon?
The exterior angles add up to 360 degrees.
What is the measure of 1 interior angle of a regular 18 sided ploygon?
Each interior angle measures 160 degrees
What is an exterior angle of a regular n sided polygon?
360/number of sides = exterior angle
What is the size of each exterior angle of a regular twenty sided polygon?
You simply do 360/20=18 so the size of each interior angle is 18 degrees.
What is the measure of an exterior angle in a 12 sided polygon?
Providing that it is a regular 12 sided polygon then each exterior angle measures 30 degrees
What is an exterior angle of a regular 10 sided polygon?
Each exterior angle measures 36 degrees
What is the exterior angle of a regular 24 sided polygon?
Each exterior angle measures 15 degrees
What degree is a regular exterior angle of a 5-sided polygon?
Each exterior angle is 72 degrees
What is the exterior angle of a 9 sided polygon?
If its a regular 9 sided polygon then the exterior angles are 40 degrees.
What is the exterior angle of a regular 20 sided angle?
18 degrees
What is the exterior angle of an 18 sided shape?
The exterior angle of a 18 sided shape is 360/18 =20 degrees The exterior angle is always 360 divided by the numbe of sides of that polygon. =) what the hell im i doing answering this?
What is the exterior angle of a 7 sided polygon?
543
