1. (i) In Figure (1), O is the centre of the circle. If
ZOAB = 40 and ZOCB = 30°, find ZAOC.
(ii) In Figure (2), A, B and Care
three points on the circle with
centre O such that ZAOB = 90°
and ZAOC = 110'. Find ZBAC.
110
B
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Step-by-step explanation:
kindly upload the diagram so that any one can help you
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