The interior angles of a polygon are in A P The smallest angle is 120(degree) and the common difference - Maths - Sequences and Series

Question

The interior angles of a polygon are in A P The smallest angle
is 120(degree) and the common difference is 5(degree), the number
of sides of the polygon is:
(A)9 (B)16 (C)7 (D)8
When I solved the question, I got the answer as 9 or 16 How do I
finalise the correct answer
Please help me out

Varun.Rawat · Accepted Answer

Refer the following link :

https://www meritnation
com/ask-answer/question/if-the-interior-angle-of-a-polygon-are-in-a-p-with-common/arithmetic-progressions/1439261

The interior angles of a polygon are in A.P. The smallest angle is 120(degree) and the common difference is 5(degree), the number of sides of the polygon is: (A)9 (B)16 (C)7 (D)8 When I solved the question, I got the answer as 9 or 16. How do I finalise the correct answer. Please help me out.

The interior angles of a polygon are in A.P. The smallest angle is 120(degree) and the common difference is 5(degree), the number of sides of the polygon is:

(A)9 (B)16 (C)7 (D)8

When I solved the question, I got the answer as 9 or 16. How do I finalise the correct answer.

Please help me out.