EXERCISE 12B1. () In Figure (1), O is the centre of the circle. If<O.A – InterviewSolution

1.	EXERCISE 12B1. () In Figure (1), O is the centre of the circle. If<O.AB = 40° and , OCB-. 30", find < AOC.(ii) In Figure (2), A, B and Carethree points on the circle withcentre O such that AOB 90and ZAOC 110. Find <BAC0
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