Question

the difference between an exterior angle of n+1 sided regular polygon and an exterior polygon of n+2 sided regular polygon is 6. Find value of n


pls give step answers , u will be brainliest

Answer 1

Answer:

Step-by-step explanation:

-(360/(n+1) + 360/(n-1) = 9 degrees

-1/(n+1) + 1/(n-1) = 1/40

-40(n-1)+40(n+1) = (n+1)(n-1)

80 = n^2-1

n^2 = 81

n = 9