Ques-17. In the given figure, AB is the diameter of a circle with centre O.If chord AC = chord AD,

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Hello dear students,
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In this video , I have explained:
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Ques-17. In the given figure, AB is the diameter of a circle with centre O.
If chord AC = chord AD, prove that :
(i) arc BC = arc DB
(ii) AB is bisector of angle CAD .
Further, if the length of arc AC is twice the length of arc BC, find :
(a) angle BAC (b) angle ABC
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