How to solve both questiond plz help me out How to solve both questiond plz help me out S u biect: Topic: Circles QI. O is centre of the circle, value Of x is: c) 120' d) 3fÅr (22 AC's the diameter of the circle. If ZACB 550. The value is: Share with your friends Share 0 Arpita D Pal answered this Dear Student, 1st;In triangle OAC, OA=OC so it is a isosceles triangle and hence opposite angle will be equal.angle OCA=angleOAC=25 degreesimilarily, in triangle OAB. OA=OB, angle OAB=angleOBA= 35 degreeso angle BAC = angle OAB+angle OAC= 25+35 = 60 degreeNow BC is a common chord, and angle BOC is angle at center and BAC is angle at cicumcenter so angle BOC= 2 angle BAC= 120 degreePlease post single query in a threadRegards 1 View Full Answer Rahul Bishnoi answered this GO OUT 1 Manasvi answered this 1.c 1