Any polygon can have an interior angle of 144 degrees.
The measurement of an interior angle of a decagon is 144 degrees.
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Each interior angle measures 144 degrees
It will have 10 equal sides
To find the interior angle of any polygon. Exterior Angle = 360 / n ( the number of sides) Interior angle = 180 - exterior angle. So for a decagon ( 10 sides) Ext angle = 360 / 10 = 36 Int angle = 180 - 36 = 144.
A regular decagon, or 10-sided polygon, has interior angles of 144
144 degrees; sum of interior angles in a polygon = (n-2)180 degrees. 180(18)=1440. 1440/10=144. (n=no. of sides.)