6. In Fig. 10.6, if ∠OAB = 40º, then ∠ACB is equal to : 6. In Fig. 10.6 if ∠OAB = 40º then ∠ACB is equal to : July 2, 2021 Category: Chapter 10 - Circles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related 16. In Fig.10.14, ∠ACB = 40º. Find ∠OAB.8. In Fig. 9.7, if PA and PB are tangents to the circle with centre O such that ∠APB = 50°, then ∠OAB is equal to7. In Fig. 10.7, if ∠DAB = 60º, ∠ABD = 50º, then ∠ACB is equal to:
