11. Show that in a quadrilateral ABCD, AB + BC + CD + DA < 2 (BD + AC) 11. Show that in a quadrilateral ABCD AB + BC + CD + DA < 2 (BD + AC) June 30, 2021 Category: Chapter 7 - Triangles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related