49. The number of sides of a regular polygon whose each interior angle is of 135° is 49. The number of sides of a regular polygon whose each interior angle is of 135° is July 17, 2021 Category: Chapter 3 - Understanding Quadrilaterals , Chapter 4 - Practical Geometry , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related