Question

In the adjacent figure, A,B and C are three points on a
circle with centre 0, such that 2 BOC = 30° and
ZAOB = 60°. If D is a point on the circle other
than the arc ABC. Then ZADC is
(a) 90°
(b)45 °
45° (c)
60° (d) 30°​

Answer 1

Answer:

90°

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Step-by-step explanation:

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