SFAdrienne
Is my answer correct?



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SFAdrienne
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manishsatywali
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alwaz remember angle at the centre is equal to twice the angle at the circumfrence

manishsatywali
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it's the property of circle

SFAdrienne
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So it's 114?

manishsatywali
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BOC = 2times angle BAC
NW CHECK UR RESULT

manishsatywali
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IF U NEED PROOF I CN GIVE U THAT ALSO

SFAdrienne
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I'm very confused. :(

manishsatywali
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your answer is correct
angle BAC =angle BOC/2

manishsatywali
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PLS TRY TO DO WAT I M SAYING INSTEAD OF REACHING TO ANY CONCLUSION

pratyush5
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dont be confused . dw:1359395777798:dw
see if the angle subtended by the arc at the centre is x then the angle at the circumference will be x/2

pratyush5
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now here the arc is BD . just co relate and solve

SFAdrienne
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I see now. Thanks. :)

pratyush5
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ur welcome. what answer did you get ?

SFAdrienne
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Would you mind going over my last one?


SFAdrienne
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No, this one. I got 28.5 for the first one. :)

pratyush5
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use the same logic for the arc qn and yu get angle 0 = ?

pratyush5
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its easy just use the same logic

SFAdrienne
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Got it. Thanks. :)

pratyush5
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so wat answer do yu get ?

SFAdrienne
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44.

pratyush5
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yup its right . good work ( happy to help )

pratyush5
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:)