Question

Guven O centre of the circle, find x

I just want to check my answers. my answer is x= 24.5⁰
If it is wrong is tell me in the comments.
and if you know the right answer, please answer the question with full explanations.
thanks.
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Answer 1

21 degrees

Explanation:

Angle subtended by the arc is half the angle at the centre of the circle(98 degrees).

Answer 2

x= 21 is correct answer because x and 21° are opposite angles and opposite angles are congruent