find the number of sides of a polygon whose sum of the interior angle of 2,160 degrees

A. 12
B. 13
C. 14
D. 15​


Sagot :

Answer:

14

Step-by-step explanation:

2160=180(n-2)

=> n-2 =2160/180=12

=> n=12+2=14

So, no of sides of polygon=14 Ans.