In Fig. 6.31, OA . OB = OC . OD. Show that ∠A =∠C and ∠B =∠D. In Fig. 6.31 OA . OB = OC . OD. Show that ∠A =∠C and ∠B =∠D. October 5, 2020 Category: Chapter 6 - Triangles , Maths , NCERT Class 10 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related