1.Find the circumference of the circles with the following radius: (Take π = 22/7) (b) 28 mm 1.Find the circumference of the circles with the following radius: (Take π = 22/7) (b) 28 mm October 9, 2020 Category: Chapter 11 - Perimeter and Area , Maths , NCERT Class 7 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related