360 degrees.
The interior angles of a 7 sided polygon add up to 900 degrees
That depends on whether or not if it's a regular polygon or an irregular polygon but in general all exterior angles for any polygon add up to 360 degrees.
The interior angles of a 20 sided polygon add up to 3240 degrees
The interior angles of a 19 sided polygon add up to 3060 degrees
The interior angles of a 102 sided polygon add up to 18000 degrees
The interior angles of a 20 sided polygon add up to 3240 degrees
The exterior angles of a 14 sided polygon add up to 360 degrees
A 10 sided decagon polygon has 10 interior angles that add up to 1440 degrees.
The interior angles of an 11 sided polygon add up to 1620 degrees
A 10 sided decagon polygon has 10 interior angles that add up to 1440 degrees.
It is a 6 sided irregular or regular polygon whose interior angles add up to 720 degrees and its exterior angles add up to 360 degrees.
An 8 sided polygon is an octagon and has exterior angles that add up to 360 degrees and its interior angles add up to 1080 degrees