15. ABCD is a rectangle in which diagonal BD bisects ∠B. Show that ABCD is a square. 15. ABCD is a rectangle in which diagonal BD bisects ∠B. Show that ABCD is a square. July 1, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related