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Question


In the figure, O is the center of circle and AB=AC. Find BOC.

A
54o
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B
56o
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C
47o
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D
27o
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Solution

The correct option is A 54o

We know, AB=AC
So,
AOB=AOC (Equal chords AB and AC make equal angles at center)
AOC=153o

Now, AOB+AOC+BOC=360o
153o+153o+BOC=360o
BOC=360o306o
BOC=54o

So, option (a) correct.

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