Answer:
2160°
Explanation:
We have,
Number of Sides, n = 14
So,
Sum of all interior angle = pi ( n - 2 )
or, Sum of all interior angle = pi ( 14 - 2 )
or, Sum of all interior angle = 12 pi radians.
We know,
1 radian = ( 180 / pi ) (degree)
or, 12 radians = 2160 (degree)