You take the amount of sides it has and divide it by 360 e.g. if a polygon has 8 sides you do: 360 / 8 = 45
Use a protractor
It will have 14 sides and each interior angle will measure 2160/14 degrees
There is no specific limitation on any one angle of an inscribed quadrilateral.
Each interior angle measures: 152o 18' 27.69''
Each interior angle is 157.5
Each interior angle measures 144 degrees
Each interior angle is 165 degrees
120
75.32Improved Answer:-It is: 157.5 degrees
Each interior angle measures 160 degrees
180
60