MCQ
In the given figure, if $\angle\text{ABC}=45^\circ,$ then $\angle\text{AOC}=$
- A$75^\circ $
- B$45^\circ$
- ✓$90^\circ$
- D$60^\circ$
✓
Answer
Correct option: C.
$90^\circ$
The angle made by an arc at the centre is double the angle made by it on any other point on the circumfrence.
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