19. In Fig.10.15, AOB is a diameter of the circle and C, D, E are any three points on the semi-circle. Find the value of ∠ACD + ∠BED. 19. In Fig.10.15 AOB is a diameter of the circle and C D E are any three points on the semi-circle. Find the value of ∠ACD + ∠BED. July 2, 2021 Category: Chapter 10 - Circles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related