Question

In the figure (1) given below, M, A, B, N are points on a circle having centre
AN and MB cut at Y. If ZNYB = 50° and ZYNB = 20°, find MAN and the ref
In the figure (ii) given below, O is the centre of the circle. If ZAOB = 140°
5.
angle MON.
i) , .
ZOAC = 50°, find
(1) angle ACB (11) angle OBC
(111) aangle OAB
(iv) Zangle
CBA
B
B
Y
M
IN
1140
IC С​

Answer 1

Answer:

Angel OBC

Step-by-step explanation:

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