a) 144° Fach interior angle of a regular polygon of 18 sides, is (b) 160° (c) 60° (d) 120° . Created by meghagupta316.

a) 144° Fach interior angle of a regular polygon of 18 sides, is (b) 160° (c) 60° (d) 120°

December 2022 1 3 Report

a) 144° Fach interior angle of a regular polygon of 18 sides, is (b) 160° (c) 60° (d) 120°

Answer:

160°

Step-by-step explanation:

Each interior angle of regular polygon =

(2n-4/n)×90°(n = number of sides)

(2×18-4/18)×90°

(36-4/18)×90°

160°