60. The measure of each exterior angle of a regular polygon of 18 sides is __________. 60. The measure of each exterior angle of a regular polygon of 18 sides is __________. July 17, 2021 Category: Chapter 3 - Understanding Quadrilaterals , Chapter 4 - Practical Geometry , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related 61. The number of sides of a regular polygon, where each exterior angle has a measure of 36°, is __________.80. The number of sides in a regular polygon having measure of an exterior angle as 72° is __________.58. The measure of each exterior angle of a regular pentagon is __________.