Question

A polygon has 31 sides and the lengths of the polygon are in AP starting from smallest Sn=527. Length of the largest side is 16 times the smallest side. Find the common difference and first term.
Plss answer...

Answer 1

Answer:

Step-by-step explanation:

First term a

Common difference d

Atq

16a = a+(31-1)d

16a -a =30d

15a = 30d

a = 2d

S = 527

S = 31/2(2a +(31-1)d

527 = 31/2(2(2d) + 30d )

(527*2)/31 = 4d +30d

34 = 34 d

D = 1

A = 2d = 2